20747736

素因数分解:

$2^3\times 3^2\times {\mathrm{127}}^1\times {\mathrm{2269}}^1$

素因数の和:2408

約数の個数: 48

約数和(自身を含む): 56659200

約数和(自身を除く): 35911464

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 127, 254, 381, 508, 762, 1016, 1143, 1524, 2269, 2286, 3048, 4538, 4572, 6807, 9076, 9144, 13614, 18152, 20421, 27228, 40842, 54456, 81684, 163368, 288163, 576326, 864489, 1152652, 1728978, 2305304, 2593467, 3457956, 5186934, 6915912, 10373868, 20747736]

約数ペア:

[(1, 20747736), (2, 10373868), (3, 6915912), (4, 5186934), (6, 3457956), (8, 2593467), (9, 2305304), (12, 1728978), (18, 1152652), (24, 864489), (36, 576326), (72, 288163), (127, 163368), (254, 81684), (381, 54456), (508, 40842), (762, 27228), (1016, 20421), (1143, 18152), (1524, 13614), (2269, 9144), (2286, 9076), (3048, 6807), (4538, 4572)]