20458116

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{27061}}^1$

素因数の和:27081

約数の個数: 48

約数和(自身を含む): 60618880

約数和(自身を除く): 40160764

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 27061, 54122, 81183, 108244, 162366, 189427, 243549, 324732, 378854, 487098, 568281, 730647, 757708, 974196, 1136562, 1461294, 1704843, 2273124, 2922588, 3409686, 5114529, 6819372, 10229058, 20458116]

約数ペア:

[(1, 20458116), (2, 10229058), (3, 6819372), (4, 5114529), (6, 3409686), (7, 2922588), (9, 2273124), (12, 1704843), (14, 1461294), (18, 1136562), (21, 974196), (27, 757708), (28, 730647), (36, 568281), (42, 487098), (54, 378854), (63, 324732), (84, 243549), (108, 189427), (126, 162366), (189, 108244), (252, 81183), (378, 54122), (756, 27061)]