16989810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{1087}}^1$

素因数の和:1618

約数の個数: 32

約数和(自身を含む): 40891392

約数和(自身を除く): 23901582

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 521, 1042, 1087, 1563, 2174, 2605, 3126, 3261, 5210, 5435, 6522, 7815, 10870, 15630, 16305, 32610, 566327, 1132654, 1698981, 2831635, 3397962, 5663270, 8494905, 16989810]

約数ペア:

[(1, 16989810), (2, 8494905), (3, 5663270), (5, 3397962), (6, 2831635), (10, 1698981), (15, 1132654), (30, 566327), (521, 32610), (1042, 16305), (1087, 15630), (1563, 10870), (2174, 7815), (2605, 6522), (3126, 5435), (3261, 5210)]