19717770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{2339}}^1$

素因数の和:2630

約数の個数: 32

約数和(自身を含む): 47511360

約数和(自身を除く): 27793590

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 281, 562, 843, 1405, 1686, 2339, 2810, 4215, 4678, 7017, 8430, 11695, 14034, 23390, 35085, 70170, 657259, 1314518, 1971777, 3286295, 3943554, 6572590, 9858885, 19717770]

約数ペア:

[(1, 19717770), (2, 9858885), (3, 6572590), (5, 3943554), (6, 3286295), (10, 1971777), (15, 1314518), (30, 657259), (281, 70170), (562, 35085), (843, 23390), (1405, 14034), (1686, 11695), (2339, 8430), (2810, 7017), (4215, 4678)]