19526416

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13411}}^1$

素因数の和:13439

約数の個数: 40

約数和(自身を含む): 46566464

約数和(自身を除く): 27040048

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 13411, 26822, 53644, 93877, 107288, 174343, 187754, 214576, 348686, 375508, 697372, 751016, 1220401, 1394744, 1502032, 2440802, 2789488, 4881604, 9763208, 19526416]

約数ペア:

[(1, 19526416), (2, 9763208), (4, 4881604), (7, 2789488), (8, 2440802), (13, 1502032), (14, 1394744), (16, 1220401), (26, 751016), (28, 697372), (52, 375508), (56, 348686), (91, 214576), (104, 187754), (112, 174343), (182, 107288), (208, 93877), (364, 53644), (728, 26822), (1456, 13411)]