20174870466

素因数分解:

$2^1\times 3^2\times {\mathrm{383}}^1\times {\mathrm{1063}}^1\times {\mathrm{2753}}^1$

素因数の和:4207

約数の個数: 48

約数和(自身を含む): 43883513856

約数和(自身を除く): 23708643390

約数列:

[1, 2, 3, 6, 9, 18, 383, 766, 1063, 1149, 2126, 2298, 2753, 3189, 3447, 5506, 6378, 6894, 8259, 9567, 16518, 19134, 24777, 49554, 407129, 814258, 1054399, 1221387, 2108798, 2442774, 2926439, 3163197, 3664161, 5852878, 6326394, 7328322, 8779317, 9489591, 17558634, 18979182, 26337951, 52675902, 1120826137, 2241652274, 3362478411, 6724956822, 10087435233, 20174870466]

約数ペア:

[(1, 20174870466), (2, 10087435233), (3, 6724956822), (6, 3362478411), (9, 2241652274), (18, 1120826137), (383, 52675902), (766, 26337951), (1063, 18979182), (1149, 17558634), (2126, 9489591), (2298, 8779317), (2753, 7328322), (3189, 6326394), (3447, 5852878), (5506, 3664161), (6378, 3163197), (6894, 2926439), (8259, 2442774), (9567, 2108798), (16518, 1221387), (19134, 1054399), (24777, 814258), (49554, 407129)]