20187424557

素因数分解:

$3^3\times {\mathrm{7129}}^1\times {\mathrm{104879}}^1$

素因数の和:112017

約数の個数: 16

約数和(自身を含む): 29911776000

約数和(自身を除く): 9724351443

約数列:

[1, 3, 9, 27, 7129, 21387, 64161, 104879, 192483, 314637, 943911, 2831733, 747682391, 2243047173, 6729141519, 20187424557]

約数ペア:

[(1, 20187424557), (3, 6729141519), (9, 2243047173), (27, 747682391), (7129, 2831733), (21387, 943911), (64161, 314637), (104879, 192483)]