20990436

素因数分解:

$2^2\times 3^1\times {\mathrm{173}}^1\times {\mathrm{10111}}^1$

素因数の和:10291

約数の個数: 24

約数和(自身を含む): 49265664

約数和(自身を除く): 28275228

約数列:

[1, 2, 3, 4, 6, 12, 173, 346, 519, 692, 1038, 2076, 10111, 20222, 30333, 40444, 60666, 121332, 1749203, 3498406, 5247609, 6996812, 10495218, 20990436]

約数ペア:

[(1, 20990436), (2, 10495218), (3, 6996812), (4, 5247609), (6, 3498406), (12, 1749203), (173, 121332), (346, 60666), (519, 40444), (692, 30333), (1038, 20222), (2076, 10111)]