20963172531

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{5653}}^1$

素因数の和:5836

約数の個数: 64

約数和(自身を含む): 33739453440

約数和(自身を除く): 12776280909

約数列:

[1, 3, 7, 21, 41, 59, 73, 123, 177, 219, 287, 413, 511, 861, 1239, 1533, 2419, 2993, 4307, 5653, 7257, 8979, 12921, 16933, 16959, 20951, 30149, 39571, 50799, 62853, 90447, 118713, 176587, 231773, 333527, 412669, 529761, 695319, 1000581, 1236109, 1238007, 1622411, 2334689, 2888683, 3708327, 4867233, 7004067, 8666049, 13674607, 16919429, 24347471, 41023821, 50758287, 73042413, 95722249, 118436003, 170432297, 287166747, 355308009, 511296891, 998246311, 2994738933, 6987724177, 20963172531]

約数ペア:

[(1, 20963172531), (3, 6987724177), (7, 2994738933), (21, 998246311), (41, 511296891), (59, 355308009), (73, 287166747), (123, 170432297), (177, 118436003), (219, 95722249), (287, 73042413), (413, 50758287), (511, 41023821), (861, 24347471), (1239, 16919429), (1533, 13674607), (2419, 8666049), (2993, 7004067), (4307, 4867233), (5653, 3708327), (7257, 2888683), (8979, 2334689), (12921, 1622411), (16933, 1238007), (16959, 1236109), (20951, 1000581), (30149, 695319), (39571, 529761), (50799, 412669), (62853, 333527), (90447, 231773), (118713, 176587)]