18401408

素因数分解:

$2^7\times {\mathrm{233}}^1\times {\mathrm{617}}^1$

素因数の和:864

約数の個数: 32

約数和(自身を含む): 36876060

約数和(自身を除く): 18474652

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 233, 466, 617, 932, 1234, 1864, 2468, 3728, 4936, 7456, 9872, 14912, 19744, 29824, 39488, 78976, 143761, 287522, 575044, 1150088, 2300176, 4600352, 9200704, 18401408]

約数ペア:

[(1, 18401408), (2, 9200704), (4, 4600352), (8, 2300176), (16, 1150088), (32, 575044), (64, 287522), (128, 143761), (233, 78976), (466, 39488), (617, 29824), (932, 19744), (1234, 14912), (1864, 9872), (2468, 7456), (3728, 4936)]