667430992

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{1345627}}^1$

素因数の和:1345666

約数の個数: 20

約数和(自身を含む): 1334862976

約数和(自身を除く): 667431984

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 1345627, 2691254, 5382508, 10765016, 21530032, 41714437, 83428874, 166857748, 333715496, 667430992]

約数ペア:

[(1, 667430992), (2, 333715496), (4, 166857748), (8, 83428874), (16, 41714437), (31, 21530032), (62, 10765016), (124, 5382508), (248, 2691254), (496, 1345627)]