19111808

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{8783}}^1$

素因数の和:8814

約数の個数: 32

約数和(自身を含む): 40318560

約数和(自身を除く): 21206752

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 8783, 17566, 35132, 70264, 140528, 149311, 281056, 298622, 562112, 597244, 1124224, 1194488, 2388976, 4777952, 9555904, 19111808]

約数ペア:

[(1, 19111808), (2, 9555904), (4, 4777952), (8, 2388976), (16, 1194488), (17, 1124224), (32, 597244), (34, 562112), (64, 298622), (68, 281056), (128, 149311), (136, 140528), (272, 70264), (544, 35132), (1088, 17566), (2176, 8783)]