16852420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{64817}}^1$

素因数の和:64839

約数の個数: 24

約数和(自身を含む): 38112984

約数和(自身を除く): 21260564

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 64817, 129634, 259268, 324085, 648170, 842621, 1296340, 1685242, 3370484, 4213105, 8426210, 16852420]

約数ペア:

[(1, 16852420), (2, 8426210), (4, 4213105), (5, 3370484), (10, 1685242), (13, 1296340), (20, 842621), (26, 648170), (52, 324085), (65, 259268), (130, 129634), (260, 64817)]