393305396

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{470461}}^1$

素因数の和:470495

約数の個数: 24

約数和(自身を含む): 790376160

約数和(自身を除く): 397070764

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 470461, 940922, 1881844, 5175071, 8938759, 10350142, 17877518, 20700284, 35755036, 98326349, 196652698, 393305396]

約数ペア:

[(1, 393305396), (2, 196652698), (4, 98326349), (11, 35755036), (19, 20700284), (22, 17877518), (38, 10350142), (44, 8938759), (76, 5175071), (209, 1881844), (418, 940922), (836, 470461)]