291228464

素因数分解:

$2^4\times {\mathrm{419}}^1\times {\mathrm{43441}}^1$

素因数の和:43868

約数の個数: 20

約数和(自身を含む): 565614840

約数和(自身を除く): 274386376

約数列:

[1, 2, 4, 8, 16, 419, 838, 1676, 3352, 6704, 43441, 86882, 173764, 347528, 695056, 18201779, 36403558, 72807116, 145614232, 291228464]

約数ペア:

[(1, 291228464), (2, 145614232), (4, 72807116), (8, 36403558), (16, 18201779), (419, 695056), (838, 347528), (1676, 173764), (3352, 86882), (6704, 43441)]