19868486

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{15307}}^1$

素因数の和:15379

約数の個数: 16

約数和(自身を含む): 33065280

約数和(自身を除く): 13196794

約数列:

[1, 2, 11, 22, 59, 118, 649, 1298, 15307, 30614, 168377, 336754, 903113, 1806226, 9934243, 19868486]

約数ペア:

[(1, 19868486), (2, 9934243), (11, 1806226), (22, 903113), (59, 336754), (118, 168377), (649, 30614), (1298, 15307)]