20530804986

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{1321}}^1\times {\mathrm{18371}}^1$

素因数の和:19747

約数の個数: 48

約数和(自身を含む): 45466731648

約数和(自身を除く): 24935926662

約数列:

[1, 2, 3, 6, 9, 18, 47, 94, 141, 282, 423, 846, 1321, 2642, 3963, 7926, 11889, 18371, 23778, 36742, 55113, 62087, 110226, 124174, 165339, 186261, 330678, 372522, 558783, 863437, 1117566, 1726874, 2590311, 5180622, 7770933, 15541866, 24268091, 48536182, 72804273, 145608546, 218412819, 436825638, 1140600277, 2281200554, 3421800831, 6843601662, 10265402493, 20530804986]

約数ペア:

[(1, 20530804986), (2, 10265402493), (3, 6843601662), (6, 3421800831), (9, 2281200554), (18, 1140600277), (47, 436825638), (94, 218412819), (141, 145608546), (282, 72804273), (423, 48536182), (846, 24268091), (1321, 15541866), (2642, 7770933), (3963, 5180622), (7926, 2590311), (11889, 1726874), (18371, 1117566), (23778, 863437), (36742, 558783), (55113, 372522), (62087, 330678), (110226, 186261), (124174, 165339)]