19851668

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{1429}}^1$

素因数の和:1607

約数の個数: 24

約数和(自身を含む): 36516480

約数和(自身を除く): 16664812

約数列:

[1, 2, 4, 23, 46, 92, 151, 302, 604, 1429, 2858, 3473, 5716, 6946, 13892, 32867, 65734, 131468, 215779, 431558, 863116, 4962917, 9925834, 19851668]

約数ペア:

[(1, 19851668), (2, 9925834), (4, 4962917), (23, 863116), (46, 431558), (92, 215779), (151, 131468), (302, 65734), (604, 32867), (1429, 13892), (2858, 6946), (3473, 5716)]