18892490

素因数分解:

$2^1\times 5^1\times {\mathrm{1049}}^1\times {\mathrm{1801}}^1$

素因数の和:2857

約数の個数: 16

約数和(自身を含む): 34057800

約数和(自身を除く): 15165310

約数列:

[1, 2, 5, 10, 1049, 1801, 2098, 3602, 5245, 9005, 10490, 18010, 1889249, 3778498, 9446245, 18892490]

約数ペア:

[(1, 18892490), (2, 9446245), (5, 3778498), (10, 1889249), (1049, 18010), (1801, 10490), (2098, 9005), (3602, 5245)]