20244833415

素因数分解:

$3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{819463}}^1$

素因数の和:819541

約数の個数: 40

約数和(自身を含む): 36885713568

約数和(自身を除く): 16640880153

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 81, 135, 183, 305, 405, 549, 915, 1647, 2745, 4941, 8235, 24705, 819463, 2458389, 4097315, 7375167, 12291945, 22125501, 36875835, 49987243, 66376503, 110627505, 149961729, 249936215, 331882515, 449885187, 749808645, 1349655561, 2249425935, 4048966683, 6748277805, 20244833415]

約数ペア:

[(1, 20244833415), (3, 6748277805), (5, 4048966683), (9, 2249425935), (15, 1349655561), (27, 749808645), (45, 449885187), (61, 331882515), (81, 249936215), (135, 149961729), (183, 110627505), (305, 66376503), (405, 49987243), (549, 36875835), (915, 22125501), (1647, 12291945), (2745, 7375167), (4941, 4097315), (8235, 2458389), (24705, 819463)]