20304518

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{6911}}^1$

素因数の和:7039

約数の個数: 16

約数和(自身を含む): 33094656

約数和(自身を除く): 12790138

約数列:

[1, 2, 13, 26, 113, 226, 1469, 2938, 6911, 13822, 89843, 179686, 780943, 1561886, 10152259, 20304518]

約数ペア:

[(1, 20304518), (2, 10152259), (13, 1561886), (26, 780943), (113, 179686), (226, 89843), (1469, 13822), (2938, 6911)]