15191716

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{4253}}^1$

素因数の和:4323

約数の個数: 24

約数和(自身を含む): 28586880

約数和(自身を除く): 13395164

約数列:

[1, 2, 4, 19, 38, 47, 76, 94, 188, 893, 1786, 3572, 4253, 8506, 17012, 80807, 161614, 199891, 323228, 399782, 799564, 3797929, 7595858, 15191716]

約数ペア:

[(1, 15191716), (2, 7595858), (4, 3797929), (19, 799564), (38, 399782), (47, 323228), (76, 199891), (94, 161614), (188, 80807), (893, 17012), (1786, 8506), (3572, 4253)]