16601668

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{11497}}^1$

素因数の和:11539

約数の個数: 18

約数和(自身を含む): 30665166

約数和(自身を除く): 14063498

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 11497, 22994, 45988, 218443, 436886, 873772, 4150417, 8300834, 16601668]

約数ペア:

[(1, 16601668), (2, 8300834), (4, 4150417), (19, 873772), (38, 436886), (76, 218443), (361, 45988), (722, 22994), (1444, 11497)]