20876685489

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{547}}^1\times {\mathrm{5281}}^1$

素因数の和:5918

約数の個数: 48

約数和(自身を含む): 33414523584

約数和(自身を除く): 12537838095

約数列:

[1, 3, 9, 11, 33, 73, 99, 219, 547, 657, 803, 1641, 2409, 4923, 5281, 6017, 7227, 15843, 18051, 39931, 47529, 54153, 58091, 119793, 174273, 359379, 385513, 439241, 522819, 1156539, 1317723, 2888707, 3469617, 3953169, 4240643, 8666121, 12721929, 25998363, 31775777, 38165787, 95327331, 210875611, 285981993, 632626833, 1897880499, 2319631721, 6958895163, 20876685489]

約数ペア:

[(1, 20876685489), (3, 6958895163), (9, 2319631721), (11, 1897880499), (33, 632626833), (73, 285981993), (99, 210875611), (219, 95327331), (547, 38165787), (657, 31775777), (803, 25998363), (1641, 12721929), (2409, 8666121), (4923, 4240643), (5281, 3953169), (6017, 3469617), (7227, 2888707), (15843, 1317723), (18051, 1156539), (39931, 522819), (47529, 439241), (54153, 385513), (58091, 359379), (119793, 174273)]