19241770

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:382

約数の個数: 32

約数和(自身を含む): 35481600

約数和(自身を除く): 16239830

約数列:

[1, 2, 5, 10, 109, 127, 139, 218, 254, 278, 545, 635, 695, 1090, 1270, 1390, 13843, 15151, 17653, 27686, 30302, 35306, 69215, 75755, 88265, 138430, 151510, 176530, 1924177, 3848354, 9620885, 19241770]

約数ペア:

[(1, 19241770), (2, 9620885), (5, 3848354), (10, 1924177), (109, 176530), (127, 151510), (139, 138430), (218, 88265), (254, 75755), (278, 69215), (545, 35306), (635, 30302), (695, 27686), (1090, 17653), (1270, 15151), (1390, 13843)]