19846837

素因数分解:

${\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1$

素因数の和:420

約数の個数: 16

約数和(自身を含む): 21833280

約数和(自身を除く): 1986443

約数列:

[1, 17, 37, 139, 227, 629, 2363, 3859, 5143, 8399, 31553, 87431, 142783, 536401, 1167461, 19846837]

約数ペア:

[(1, 19846837), (17, 1167461), (37, 536401), (139, 142783), (227, 87431), (629, 31553), (2363, 8399), (3859, 5143)]