19647758

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{3329}}^1$

素因数の和:3571

約数の個数: 16

約数和(自身を含む): 31888080

約数和(自身を除く): 12240322

約数列:

[1, 2, 13, 26, 227, 454, 2951, 3329, 5902, 6658, 43277, 86554, 755683, 1511366, 9823879, 19647758]

約数ペア:

[(1, 19647758), (2, 9823879), (13, 1511366), (26, 755683), (227, 86554), (454, 43277), (2951, 6658), (3329, 5902)]