20065188

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1063}}^1$

素因数の和:1105

約数の個数: 72

約数和(自身を含む): 55472704

約数和(自身を除く): 35407516

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 121, 132, 143, 156, 242, 286, 363, 429, 484, 572, 726, 858, 1063, 1452, 1573, 1716, 2126, 3146, 3189, 4252, 4719, 6292, 6378, 9438, 11693, 12756, 13819, 18876, 23386, 27638, 35079, 41457, 46772, 55276, 70158, 82914, 128623, 140316, 152009, 165828, 257246, 304018, 385869, 456027, 514492, 608036, 771738, 912054, 1543476, 1672099, 1824108, 3344198, 5016297, 6688396, 10032594, 20065188]

約数ペア:

[(1, 20065188), (2, 10032594), (3, 6688396), (4, 5016297), (6, 3344198), (11, 1824108), (12, 1672099), (13, 1543476), (22, 912054), (26, 771738), (33, 608036), (39, 514492), (44, 456027), (52, 385869), (66, 304018), (78, 257246), (121, 165828), (132, 152009), (143, 140316), (156, 128623), (242, 82914), (286, 70158), (363, 55276), (429, 46772), (484, 41457), (572, 35079), (726, 27638), (858, 23386), (1063, 18876), (1452, 13819), (1573, 12756), (1716, 11693), (2126, 9438), (3146, 6378), (3189, 6292), (4252, 4719)]