221920004

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{6311}}^1$

素因数の和:6523

約数の個数: 24

約数和(自身を含む): 397656000

約数和(自身を除く): 175735996

約数列:

[1, 2, 4, 59, 118, 149, 236, 298, 596, 6311, 8791, 12622, 17582, 25244, 35164, 372349, 744698, 940339, 1489396, 1880678, 3761356, 55480001, 110960002, 221920004]

約数ペア:

[(1, 221920004), (2, 110960002), (4, 55480001), (59, 3761356), (118, 1880678), (149, 1489396), (236, 940339), (298, 744698), (596, 372349), (6311, 35164), (8791, 25244), (12622, 17582)]