20201054775

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{186917}}^1$

素因数の和:187072

約数の個数: 48

約数和(自身を含む): 36713685888

約数和(自身を除く): 16512631113

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 131, 165, 275, 393, 655, 825, 1441, 1965, 3275, 4323, 7205, 9825, 21615, 36025, 108075, 186917, 560751, 934585, 2056087, 2803755, 4672925, 6168261, 10280435, 14018775, 24486127, 30841305, 51402175, 73458381, 122430635, 154206525, 269347397, 367291905, 612153175, 808042191, 1346736985, 1836459525, 4040210955, 6733684925, 20201054775]

約数ペア:

[(1, 20201054775), (3, 6733684925), (5, 4040210955), (11, 1836459525), (15, 1346736985), (25, 808042191), (33, 612153175), (55, 367291905), (75, 269347397), (131, 154206525), (165, 122430635), (275, 73458381), (393, 51402175), (655, 30841305), (825, 24486127), (1441, 14018775), (1965, 10280435), (3275, 6168261), (4323, 4672925), (7205, 2803755), (9825, 2056087), (21615, 934585), (36025, 560751), (108075, 186917)]