18890002768

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{22027}}^1$

素因数の和:22105

約数の個数: 160

約数和(自身を含む): 48947978240

約数和(自身を除く): 30057975472

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 31, 38, 52, 56, 62, 76, 91, 104, 112, 124, 133, 152, 182, 208, 217, 247, 248, 266, 304, 364, 403, 434, 494, 496, 532, 589, 728, 806, 868, 988, 1064, 1178, 1456, 1612, 1729, 1736, 1976, 2128, 2356, 2821, 3224, 3458, 3472, 3952, 4123, 4712, 5642, 6448, 6916, 7657, 8246, 9424, 11284, 13832, 15314, 16492, 22027, 22568, 27664, 30628, 32984, 44054, 45136, 53599, 61256, 65968, 88108, 107198, 122512, 154189, 176216, 214396, 286351, 308378, 352432, 418513, 428792, 572702, 616756, 682837, 837026, 857584, 1145404, 1233512, 1365674, 1674052, 2004457, 2290808, 2467024, 2731348, 2929591, 3348104, 4008914, 4581616, 4779859, 5440669, 5462696, 5859182, 6696208, 8017828, 8876881, 9559718, 10881338, 10925392, 11718364, 12973903, 16035656, 17753762, 19119436, 21762676, 23436728, 25947806, 32071312, 35507524, 38084683, 38238872, 43525352, 46873456, 51895612, 62138167, 71015048, 76169366, 76477744, 87050704, 90817321, 103791224, 124276334, 142030096, 152338732, 168660739, 181634642, 207582448, 248552668, 304677464, 337321478, 363269284, 497105336, 609354928, 674642956, 726538568, 994210672, 1180625173, 1349285912, 1453077136, 2361250346, 2698571824, 4722500692, 9445001384, 18890002768]

約数ペア:

[(1, 18890002768), (2, 9445001384), (4, 4722500692), (7, 2698571824), (8, 2361250346), (13, 1453077136), (14, 1349285912), (16, 1180625173), (19, 994210672), (26, 726538568), (28, 674642956), (31, 609354928), (38, 497105336), (52, 363269284), (56, 337321478), (62, 304677464), (76, 248552668), (91, 207582448), (104, 181634642), (112, 168660739), (124, 152338732), (133, 142030096), (152, 124276334), (182, 103791224), (208, 90817321), (217, 87050704), (247, 76477744), (248, 76169366), (266, 71015048), (304, 62138167), (364, 51895612), (403, 46873456), (434, 43525352), (494, 38238872), (496, 38084683), (532, 35507524), (589, 32071312), (728, 25947806), (806, 23436728), (868, 21762676), (988, 19119436), (1064, 17753762), (1178, 16035656), (1456, 12973903), (1612, 11718364), (1729, 10925392), (1736, 10881338), (1976, 9559718), (2128, 8876881), (2356, 8017828), (2821, 6696208), (3224, 5859182), (3458, 5462696), (3472, 5440669), (3952, 4779859), (4123, 4581616), (4712, 4008914), (5642, 3348104), (6448, 2929591), (6916, 2731348), (7657, 2467024), (8246, 2290808), (9424, 2004457), (11284, 1674052), (13832, 1365674), (15314, 1233512), (16492, 1145404), (22027, 857584), (22568, 837026), (27664, 682837), (30628, 616756), (32984, 572702), (44054, 428792), (45136, 418513), (53599, 352432), (61256, 308378), (65968, 286351), (88108, 214396), (107198, 176216), (122512, 154189)]