20682354

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{503}}^1$

素因数の和:615

約数の個数: 64

約数和(自身を含む): 52254720

約数和(自身を除く): 31572366

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 89, 154, 178, 231, 267, 462, 503, 534, 623, 979, 1006, 1246, 1509, 1869, 1958, 2937, 3018, 3521, 3738, 5533, 5874, 6853, 7042, 10563, 11066, 13706, 16599, 20559, 21126, 33198, 38731, 41118, 44767, 77462, 89534, 116193, 134301, 232386, 268602, 313369, 492437, 626738, 940107, 984874, 1477311, 1880214, 2954622, 3447059, 6894118, 10341177, 20682354]

約数ペア:

[(1, 20682354), (2, 10341177), (3, 6894118), (6, 3447059), (7, 2954622), (11, 1880214), (14, 1477311), (21, 984874), (22, 940107), (33, 626738), (42, 492437), (66, 313369), (77, 268602), (89, 232386), (154, 134301), (178, 116193), (231, 89534), (267, 77462), (462, 44767), (503, 41118), (534, 38731), (623, 33198), (979, 21126), (1006, 20559), (1246, 16599), (1509, 13706), (1869, 11066), (1958, 10563), (2937, 7042), (3018, 6853), (3521, 5874), (3738, 5533)]