19157060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73681}}^1$

素因数の和:73703

約数の個数: 24

約数和(自身を含む): 43325016

約数和(自身を除く): 24167956

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 73681, 147362, 294724, 368405, 736810, 957853, 1473620, 1915706, 3831412, 4789265, 9578530, 19157060]

約数ペア:

[(1, 19157060), (2, 9578530), (4, 4789265), (5, 3831412), (10, 1915706), (13, 1473620), (20, 957853), (26, 736810), (52, 368405), (65, 294724), (130, 147362), (260, 73681)]