19238713

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{331}}^1$

素因数の和:624

約数の個数: 16

約数和(自身を含む): 22087296

約数和(自身を除く): 2848583

約数列:

[1, 13, 17, 221, 263, 331, 3419, 4303, 4471, 5627, 58123, 73151, 87053, 1131689, 1479901, 19238713]

約数ペア:

[(1, 19238713), (13, 1479901), (17, 1131689), (221, 87053), (263, 73151), (331, 58123), (3419, 5627), (4303, 4471)]