20787580796

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{1242979}}^1$

素因数の和:1243133

約数の個数: 24

約数和(自身を含む): 37692125520

約数和(自身を除く): 16904544724

約数列:

[1, 2, 4, 37, 74, 113, 148, 226, 452, 4181, 8362, 16724, 1242979, 2485958, 4971916, 45990223, 91980446, 140456627, 183960892, 280913254, 561826508, 5196895199, 10393790398, 20787580796]

約数ペア:

[(1, 20787580796), (2, 10393790398), (4, 5196895199), (37, 561826508), (74, 280913254), (113, 183960892), (148, 140456627), (226, 91980446), (452, 45990223), (4181, 4971916), (8362, 2485958), (16724, 1242979)]