18664485

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1193}}^1$

素因数の和:1357

約数の個数: 32

約数和(自身を含む): 34387200

約数和(自身を除く): 15722715

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 149, 447, 745, 1043, 1193, 2235, 3129, 3579, 5215, 5965, 8351, 15645, 17895, 25053, 41755, 125265, 177757, 533271, 888785, 1244299, 2666355, 3732897, 6221495, 18664485]

約数ペア:

[(1, 18664485), (3, 6221495), (5, 3732897), (7, 2666355), (15, 1244299), (21, 888785), (35, 533271), (105, 177757), (149, 125265), (447, 41755), (745, 25053), (1043, 17895), (1193, 15645), (2235, 8351), (3129, 5965), (3579, 5215)]