1888538020

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2009083}}^1$

素因数の和:2009139

約数の個数: 24

約数和(自身を含む): 4050313344

約数和(自身を除く): 2161775324

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 2009083, 4018166, 8036332, 10045415, 20090830, 40181660, 94426901, 188853802, 377707604, 472134505, 944269010, 1888538020]

約数ペア:

[(1, 1888538020), (2, 944269010), (4, 472134505), (5, 377707604), (10, 188853802), (20, 94426901), (47, 40181660), (94, 20090830), (188, 10045415), (235, 8036332), (470, 4018166), (940, 2009083)]