20167238

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3821}}^1$

素因数の和:3872

約数の個数: 32

約数和(自身を含む): 38525760

約数和(自身を除く): 18358522

約数列:

[1, 2, 7, 13, 14, 26, 29, 58, 91, 182, 203, 377, 406, 754, 2639, 3821, 5278, 7642, 26747, 49673, 53494, 99346, 110809, 221618, 347711, 695422, 775663, 1440517, 1551326, 2881034, 10083619, 20167238]

約数ペア:

[(1, 20167238), (2, 10083619), (7, 2881034), (13, 1551326), (14, 1440517), (26, 775663), (29, 695422), (58, 347711), (91, 221618), (182, 110809), (203, 99346), (377, 53494), (406, 49673), (754, 26747), (2639, 7642), (3821, 5278)]