19046768

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{91571}}^1$

素因数の和:91592

約数の個数: 20

約数和(自身を含む): 39742248

約数和(自身を除く): 20695480

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 91571, 183142, 366284, 732568, 1190423, 1465136, 2380846, 4761692, 9523384, 19046768]

約数ペア:

[(1, 19046768), (2, 9523384), (4, 4761692), (8, 2380846), (13, 1465136), (16, 1190423), (26, 732568), (52, 366284), (104, 183142), (208, 91571)]