19801262

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{733}}^1\times {\mathrm{1039}}^1$

素因数の和:1787

約数の個数: 16

約数和(自身を含む): 32061120

約数和(自身を除く): 12259858

約数列:

[1, 2, 13, 26, 733, 1039, 1466, 2078, 9529, 13507, 19058, 27014, 761587, 1523174, 9900631, 19801262]

約数ペア:

[(1, 19801262), (2, 9900631), (13, 1523174), (26, 761587), (733, 27014), (1039, 19058), (1466, 13507), (2078, 9529)]