20916424

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{1013}}^1$

素因数の和:1137

約数の個数: 32

約数和(自身を含む): 41067000

約数和(自身を除く): 20150576

約数列:

[1, 2, 4, 8, 29, 58, 89, 116, 178, 232, 356, 712, 1013, 2026, 2581, 4052, 5162, 8104, 10324, 20648, 29377, 58754, 90157, 117508, 180314, 235016, 360628, 721256, 2614553, 5229106, 10458212, 20916424]

約数ペア:

[(1, 20916424), (2, 10458212), (4, 5229106), (8, 2614553), (29, 721256), (58, 360628), (89, 235016), (116, 180314), (178, 117508), (232, 90157), (356, 58754), (712, 29377), (1013, 20648), (2026, 10324), (2581, 8104), (4052, 5162)]