16916140

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{5189}}^1$

素因数の和:5361

約数の個数: 24

約数和(自身を含む): 35748720

約数和(自身を除く): 18832580

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 5189, 10378, 20756, 25945, 51890, 103780, 845807, 1691614, 3383228, 4229035, 8458070, 16916140]

約数ペア:

[(1, 16916140), (2, 8458070), (4, 4229035), (5, 3383228), (10, 1691614), (20, 845807), (163, 103780), (326, 51890), (652, 25945), (815, 20756), (1630, 10378), (3260, 5189)]