18621824

素因数分解:

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

素因数の和:96

約数の個数: 96

約数和(自身を含む): 43525440

約数和(自身を除く): 24903616

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 32, 38, 52, 62, 64, 76, 104, 124, 128, 152, 208, 247, 248, 304, 361, 403, 416, 494, 496, 589, 608, 722, 806, 832, 988, 992, 1178, 1216, 1444, 1612, 1664, 1976, 1984, 2356, 2432, 2888, 3224, 3952, 3968, 4693, 4712, 5776, 6448, 7657, 7904, 9386, 9424, 11191, 11552, 12896, 15314, 15808, 18772, 18848, 22382, 23104, 25792, 30628, 31616, 37544, 37696, 44764, 46208, 51584, 61256, 75088, 75392, 89528, 122512, 145483, 150176, 179056, 245024, 290966, 300352, 358112, 490048, 581932, 600704, 716224, 980096, 1163864, 1432448, 2327728, 4655456, 9310912, 18621824]

約数ペア:

[(1, 18621824), (2, 9310912), (4, 4655456), (8, 2327728), (13, 1432448), (16, 1163864), (19, 980096), (26, 716224), (31, 600704), (32, 581932), (38, 490048), (52, 358112), (62, 300352), (64, 290966), (76, 245024), (104, 179056), (124, 150176), (128, 145483), (152, 122512), (208, 89528), (247, 75392), (248, 75088), (304, 61256), (361, 51584), (403, 46208), (416, 44764), (494, 37696), (496, 37544), (589, 31616), (608, 30628), (722, 25792), (806, 23104), (832, 22382), (988, 18848), (992, 18772), (1178, 15808), (1216, 15314), (1444, 12896), (1612, 11552), (1664, 11191), (1976, 9424), (1984, 9386), (2356, 7904), (2432, 7657), (2888, 6448), (3224, 5776), (3952, 4712), (3968, 4693)]