201972218

素因数分解:

$2^1\times 7^2\times {\mathrm{509}}^1\times {\mathrm{4049}}^1$

素因数の和:4574

約数の個数: 24

約数和(自身を含む): 353200500

約数和(自身を除く): 151228282

約数列:

[1, 2, 7, 14, 49, 98, 509, 1018, 3563, 4049, 7126, 8098, 24941, 28343, 49882, 56686, 198401, 396802, 2060941, 4121882, 14426587, 28853174, 100986109, 201972218]

約数ペア:

[(1, 201972218), (2, 100986109), (7, 28853174), (14, 14426587), (49, 4121882), (98, 2060941), (509, 396802), (1018, 198401), (3563, 56686), (4049, 49882), (7126, 28343), (8098, 24941)]