18734770

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{26387}}^1$

素因数の和:26465

約数の個数: 16

約数和(自身を含む): 34198848

約数和(自身を除く): 15464078

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 26387, 52774, 131935, 263870, 1873477, 3746954, 9367385, 18734770]

約数ペア:

[(1, 18734770), (2, 9367385), (5, 3746954), (10, 1873477), (71, 263870), (142, 131935), (355, 52774), (710, 26387)]