17883380

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{193}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 39012624

約数和(自身を除く): 21129244

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 113, 164, 193, 205, 226, 386, 410, 452, 565, 772, 820, 965, 1130, 1930, 2260, 3860, 4633, 7913, 9266, 15826, 18532, 21809, 23165, 31652, 39565, 43618, 46330, 79130, 87236, 92660, 109045, 158260, 218090, 436180, 894169, 1788338, 3576676, 4470845, 8941690, 17883380]

約数ペア:

[(1, 17883380), (2, 8941690), (4, 4470845), (5, 3576676), (10, 1788338), (20, 894169), (41, 436180), (82, 218090), (113, 158260), (164, 109045), (193, 92660), (205, 87236), (226, 79130), (386, 46330), (410, 43618), (452, 39565), (565, 31652), (772, 23165), (820, 21809), (965, 18532), (1130, 15826), (1930, 9266), (2260, 7913), (3860, 4633)]