18870046

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{1303}}^1$

素因数の和:1875

約数の個数: 16

約数和(自身を含む): 30560544

約数和(自身を除く): 11690498

約数列:

[1, 2, 13, 26, 557, 1114, 1303, 2606, 7241, 14482, 16939, 33878, 725771, 1451542, 9435023, 18870046]

約数ペア:

[(1, 18870046), (2, 9435023), (13, 1451542), (26, 725771), (557, 33878), (1114, 16939), (1303, 14482), (2606, 7241)]