1900128548

素因数分解:

$2^2\times {\mathrm{43}}^2\times {\mathrm{109}}^1\times {\mathrm{2357}}^1$

素因数の和:2556

約数の個数: 36

約数和(自身を含む): 3437044380

約数和(自身を除く): 1536915832

約数列:

[1, 2, 4, 43, 86, 109, 172, 218, 436, 1849, 2357, 3698, 4687, 4714, 7396, 9374, 9428, 18748, 101351, 201541, 202702, 256913, 403082, 405404, 513826, 806164, 1027652, 4358093, 8716186, 11047259, 17432372, 22094518, 44189036, 475032137, 950064274, 1900128548]

約数ペア:

[(1, 1900128548), (2, 950064274), (4, 475032137), (43, 44189036), (86, 22094518), (109, 17432372), (172, 11047259), (218, 8716186), (436, 4358093), (1849, 1027652), (2357, 806164), (3698, 513826), (4687, 405404), (4714, 403082), (7396, 256913), (9374, 202702), (9428, 201541), (18748, 101351)]