17650420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{51913}}^1$

素因数の和:51939

約数の個数: 24

約数和(自身を含む): 39246984

約数和(自身を除く): 21596564

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 51913, 103826, 207652, 259565, 519130, 882521, 1038260, 1765042, 3530084, 4412605, 8825210, 17650420]

約数ペア:

[(1, 17650420), (2, 8825210), (4, 4412605), (5, 3530084), (10, 1765042), (17, 1038260), (20, 882521), (34, 519130), (68, 259565), (85, 207652), (170, 103826), (340, 51913)]