419843408

素因数分解:

$2^4\times {\mathrm{409}}^1\times {\mathrm{64157}}^1$

素因数の和:64574

約数の個数: 20

約数和(自身を含む): 815448180

約数和(自身を除く): 395604772

約数列:

[1, 2, 4, 8, 16, 409, 818, 1636, 3272, 6544, 64157, 128314, 256628, 513256, 1026512, 26240213, 52480426, 104960852, 209921704, 419843408]

約数ペア:

[(1, 419843408), (2, 209921704), (4, 104960852), (8, 52480426), (16, 26240213), (409, 1026512), (818, 513256), (1636, 256628), (3272, 128314), (6544, 64157)]