18696912

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{83}}^1$

素因数の和:145

約数の個数: 120

約数和(自身を含む): 55558944

約数和(自身を除く): 36862032

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 38, 39, 48, 52, 57, 76, 78, 83, 104, 114, 152, 156, 166, 208, 228, 247, 249, 304, 312, 332, 361, 456, 494, 498, 624, 664, 722, 741, 912, 988, 996, 1079, 1083, 1328, 1444, 1482, 1577, 1976, 1992, 2158, 2166, 2888, 2964, 3154, 3237, 3952, 3984, 4316, 4332, 4693, 4731, 5776, 5928, 6308, 6474, 8632, 8664, 9386, 9462, 11856, 12616, 12948, 14079, 17264, 17328, 18772, 18924, 20501, 25232, 25896, 28158, 29963, 37544, 37848, 41002, 51792, 56316, 59926, 61503, 75088, 75696, 82004, 89889, 112632, 119852, 123006, 164008, 179778, 225264, 239704, 246012, 328016, 359556, 389519, 479408, 492024, 719112, 779038, 984048, 1168557, 1438224, 1558076, 2337114, 3116152, 4674228, 6232304, 9348456, 18696912]

約数ペア:

[(1, 18696912), (2, 9348456), (3, 6232304), (4, 4674228), (6, 3116152), (8, 2337114), (12, 1558076), (13, 1438224), (16, 1168557), (19, 984048), (24, 779038), (26, 719112), (38, 492024), (39, 479408), (48, 389519), (52, 359556), (57, 328016), (76, 246012), (78, 239704), (83, 225264), (104, 179778), (114, 164008), (152, 123006), (156, 119852), (166, 112632), (208, 89889), (228, 82004), (247, 75696), (249, 75088), (304, 61503), (312, 59926), (332, 56316), (361, 51792), (456, 41002), (494, 37848), (498, 37544), (624, 29963), (664, 28158), (722, 25896), (741, 25232), (912, 20501), (988, 18924), (996, 18772), (1079, 17328), (1083, 17264), (1328, 14079), (1444, 12948), (1482, 12616), (1577, 11856), (1976, 9462), (1992, 9386), (2158, 8664), (2166, 8632), (2888, 6474), (2964, 6308), (3154, 5928), (3237, 5776), (3952, 4731), (3984, 4693), (4316, 4332)]