20080552

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{113}}^1\times {\mathrm{229}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 38543400

約数和(自身を除く): 18462848

約数列:

[1, 2, 4, 8, 97, 113, 194, 226, 229, 388, 452, 458, 776, 904, 916, 1832, 10961, 21922, 22213, 25877, 43844, 44426, 51754, 87688, 88852, 103508, 177704, 207016, 2510069, 5020138, 10040276, 20080552]

約数ペア:

[(1, 20080552), (2, 10040276), (4, 5020138), (8, 2510069), (97, 207016), (113, 177704), (194, 103508), (226, 88852), (229, 87688), (388, 51754), (452, 44426), (458, 43844), (776, 25877), (904, 22213), (916, 21922), (1832, 10961)]