20123085056

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{2535671}}^1$

素因数の和:2535718

約数の個数: 36

約数和(自身を含む): 41463308544

約数和(自身を除く): 21340223488

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 3968, 7936, 2535671, 5071342, 10142684, 20285368, 40570736, 78605801, 81141472, 157211602, 162282944, 314423204, 324565888, 628846408, 649131776, 1257692816, 2515385632, 5030771264, 10061542528, 20123085056]

約数ペア:

[(1, 20123085056), (2, 10061542528), (4, 5030771264), (8, 2515385632), (16, 1257692816), (31, 649131776), (32, 628846408), (62, 324565888), (64, 314423204), (124, 162282944), (128, 157211602), (248, 81141472), (256, 78605801), (496, 40570736), (992, 20285368), (1984, 10142684), (3968, 5071342), (7936, 2535671)]