18502432

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{563}}^1$

素因数の和:665

約数の個数: 48

約数和(自身を含む): 39795840

約数和(自身を除く): 21293408

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 79, 104, 158, 208, 316, 416, 563, 632, 1027, 1126, 1264, 2054, 2252, 2528, 4108, 4504, 7319, 8216, 9008, 14638, 16432, 18016, 29276, 32864, 44477, 58552, 88954, 117104, 177908, 234208, 355816, 578201, 711632, 1156402, 1423264, 2312804, 4625608, 9251216, 18502432]

約数ペア:

[(1, 18502432), (2, 9251216), (4, 4625608), (8, 2312804), (13, 1423264), (16, 1156402), (26, 711632), (32, 578201), (52, 355816), (79, 234208), (104, 177908), (158, 117104), (208, 88954), (316, 58552), (416, 44477), (563, 32864), (632, 29276), (1027, 18016), (1126, 16432), (1264, 14638), (2054, 9008), (2252, 8216), (2528, 7319), (4108, 4504)]