20486544

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{32831}}^1$

素因数の和:32855

約数の個数: 40

約数和(自身を含む): 56996352

約数和(自身を除く): 36509808

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 32831, 65662, 98493, 131324, 196986, 262648, 393972, 426803, 525296, 787944, 853606, 1280409, 1575888, 1707212, 2560818, 3414424, 5121636, 6828848, 10243272, 20486544]

約数ペア:

[(1, 20486544), (2, 10243272), (3, 6828848), (4, 5121636), (6, 3414424), (8, 2560818), (12, 1707212), (13, 1575888), (16, 1280409), (24, 853606), (26, 787944), (39, 525296), (48, 426803), (52, 393972), (78, 262648), (104, 196986), (156, 131324), (208, 98493), (312, 65662), (624, 32831)]