20148646

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{401}}^1$

素因数の和:544

約数の個数: 32

約数和(自身を含む): 35929152

約数和(自身を除く): 15780506

約数列:

[1, 2, 7, 14, 37, 74, 97, 194, 259, 401, 518, 679, 802, 1358, 2807, 3589, 5614, 7178, 14837, 25123, 29674, 38897, 50246, 77794, 103859, 207718, 272279, 544558, 1439189, 2878378, 10074323, 20148646]

約数ペア:

[(1, 20148646), (2, 10074323), (7, 2878378), (14, 1439189), (37, 544558), (74, 272279), (97, 207718), (194, 103859), (259, 77794), (401, 50246), (518, 38897), (679, 29674), (802, 25123), (1358, 14837), (2807, 7178), (3589, 5614)]