20616710

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{5711}}^1$

素因数の和:5756

約数の個数: 24

約数和(自身を含む): 39172896

約数和(自身を除く): 18556186

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 361, 722, 1805, 3610, 5711, 11422, 28555, 57110, 108509, 217018, 542545, 1085090, 2061671, 4123342, 10308355, 20616710]

約数ペア:

[(1, 20616710), (2, 10308355), (5, 4123342), (10, 2061671), (19, 1085090), (38, 542545), (95, 217018), (190, 108509), (361, 57110), (722, 28555), (1805, 11422), (3610, 5711)]