2019783626

素因数分解:

$2^1\times 7^4\times {\mathrm{420613}}^1$

素因数の和:420643

約数の個数: 20

約数和(自身を含む): 3534419442

約数和(自身を除く): 1514635816

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 2401, 4802, 420613, 841226, 2944291, 5888582, 20610037, 41220074, 144270259, 288540518, 1009891813, 2019783626]

約数ペア:

[(1, 2019783626), (2, 1009891813), (7, 288540518), (14, 144270259), (49, 41220074), (98, 20610037), (343, 5888582), (686, 2944291), (2401, 841226), (4802, 420613)]