20926932904

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1777}}^1\times {\mathrm{2207}}^1$

素因数の和:4042

約数の個数: 64

約数和(自身を含む): 42398899200

約数和(自身を除く): 21471966296

約数列:

[1, 2, 4, 8, 23, 29, 46, 58, 92, 116, 184, 232, 667, 1334, 1777, 2207, 2668, 3554, 4414, 5336, 7108, 8828, 14216, 17656, 40871, 50761, 51533, 64003, 81742, 101522, 103066, 128006, 163484, 203044, 206132, 256012, 326968, 406088, 412264, 512024, 1185259, 1472069, 2370518, 2944138, 3921839, 4741036, 5888276, 7843678, 9482072, 11776552, 15687356, 31374712, 90202297, 113733331, 180404594, 227466662, 360809188, 454933324, 721618376, 909866648, 2615866613, 5231733226, 10463466452, 20926932904]

約数ペア:

[(1, 20926932904), (2, 10463466452), (4, 5231733226), (8, 2615866613), (23, 909866648), (29, 721618376), (46, 454933324), (58, 360809188), (92, 227466662), (116, 180404594), (184, 113733331), (232, 90202297), (667, 31374712), (1334, 15687356), (1777, 11776552), (2207, 9482072), (2668, 7843678), (3554, 5888276), (4414, 4741036), (5336, 3921839), (7108, 2944138), (8828, 2370518), (14216, 1472069), (17656, 1185259), (40871, 512024), (50761, 412264), (51533, 406088), (64003, 326968), (81742, 256012), (101522, 206132), (103066, 203044), (128006, 163484)]