19410508

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{7043}}^1$

素因数の和:7113

約数の個数: 24

約数和(自身を含む): 37276848

約数和(自身を除く): 17866340

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 689, 1378, 2756, 7043, 14086, 28172, 91559, 183118, 366236, 373279, 746558, 1493116, 4852627, 9705254, 19410508]

約数ペア:

[(1, 19410508), (2, 9705254), (4, 4852627), (13, 1493116), (26, 746558), (52, 373279), (53, 366236), (106, 183118), (212, 91559), (689, 28172), (1378, 14086), (2756, 7043)]