20745084

素因数分解:

$2^2\times 3^1\times {\mathrm{79}}^2\times {\mathrm{277}}^1$

素因数の和:442

約数の個数: 36

約数和(自身を含む): 49202664

約数和(自身を除く): 28457580

約数列:

[1, 2, 3, 4, 6, 12, 79, 158, 237, 277, 316, 474, 554, 831, 948, 1108, 1662, 3324, 6241, 12482, 18723, 21883, 24964, 37446, 43766, 65649, 74892, 87532, 131298, 262596, 1728757, 3457514, 5186271, 6915028, 10372542, 20745084]

約数ペア:

[(1, 20745084), (2, 10372542), (3, 6915028), (4, 5186271), (6, 3457514), (12, 1728757), (79, 262596), (158, 131298), (237, 87532), (277, 74892), (316, 65649), (474, 43766), (554, 37446), (831, 24964), (948, 21883), (1108, 18723), (1662, 12482), (3324, 6241)]