19275490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4783}}^1$

素因数の和:4834

約数の個数: 32

約数和(自身を含む): 38578176

約数和(自身を除く): 19302686

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 4783, 9566, 23915, 47830, 62179, 124358, 148273, 296546, 310895, 621790, 741365, 1482730, 1927549, 3855098, 9637745, 19275490]

約数ペア:

[(1, 19275490), (2, 9637745), (5, 3855098), (10, 1927549), (13, 1482730), (26, 741365), (31, 621790), (62, 310895), (65, 296546), (130, 148273), (155, 124358), (310, 62179), (403, 47830), (806, 23915), (2015, 9566), (4030, 4783)]