409768112

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1970039}}^1$

素因数の和:1970060

約数の個数: 20

約数和(自身を含む): 854997360

約数和(自身を除く): 445229248

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1970039, 3940078, 7880156, 15760312, 25610507, 31520624, 51221014, 102442028, 204884056, 409768112]

約数ペア:

[(1, 409768112), (2, 204884056), (4, 102442028), (8, 51221014), (13, 31520624), (16, 25610507), (26, 15760312), (52, 7880156), (104, 3940078), (208, 1970039)]