221704876

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{20177}}^1$

素因数の和:20289

約数の個数: 24

約数和(自身を含む): 403398576

約数和(自身を除く): 181693700

約数列:

[1, 2, 4, 41, 67, 82, 134, 164, 268, 2747, 5494, 10988, 20177, 40354, 80708, 827257, 1351859, 1654514, 2703718, 3309028, 5407436, 55426219, 110852438, 221704876]

約数ペア:

[(1, 221704876), (2, 110852438), (4, 55426219), (41, 5407436), (67, 3309028), (82, 2703718), (134, 1654514), (164, 1351859), (268, 827257), (2747, 80708), (5494, 40354), (10988, 20177)]