20595710

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{227}}^1$

素因数の和:488

約数の個数: 32

約数和(自身を含む): 38282112

約数和(自身を除く): 17686402

約数列:

[1, 2, 5, 10, 43, 86, 211, 215, 227, 422, 430, 454, 1055, 1135, 2110, 2270, 9073, 9761, 18146, 19522, 45365, 47897, 48805, 90730, 95794, 97610, 239485, 478970, 2059571, 4119142, 10297855, 20595710]

約数ペア:

[(1, 20595710), (2, 10297855), (5, 4119142), (10, 2059571), (43, 478970), (86, 239485), (211, 97610), (215, 95794), (227, 90730), (422, 48805), (430, 47897), (454, 45365), (1055, 19522), (1135, 18146), (2110, 9761), (2270, 9073)]