31920902

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{2521}}^1$

素因数の和:3023

約数の個数: 16

約数和(自身を含む): 51690912

約数和(自身を除く): 19770010

約数列:

[1, 2, 13, 26, 487, 974, 2521, 5042, 6331, 12662, 32773, 65546, 1227727, 2455454, 15960451, 31920902]

約数ペア:

[(1, 31920902), (2, 15960451), (13, 2455454), (26, 1227727), (487, 65546), (974, 32773), (2521, 12662), (5042, 6331)]