20218986563

素因数分解:

${\mathrm{31}}^1\times {\mathrm{439}}^1\times {\mathrm{457}}^1\times {\mathrm{3251}}^1$

素因数の和:4178

約数の個数: 16

約数和(自身を含む): 20970977280

約数和(自身を除く): 751990717

約数列:

[1, 31, 439, 457, 3251, 13609, 14167, 100781, 200623, 1427189, 1485707, 6219313, 44242859, 46056917, 652225373, 20218986563]

約数ペア:

[(1, 20218986563), (31, 652225373), (439, 46056917), (457, 44242859), (3251, 6219313), (13609, 1485707), (14167, 1427189), (100781, 200623)]