20173744024

素因数分解:

$2^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{947}}^1\times {\mathrm{1931}}^1$

素因数の和:3088

約数の個数: 64

約数和(自身を含む): 43517295360

約数和(自身を除く): 23343551336

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 197, 394, 788, 947, 1379, 1576, 1894, 1931, 2758, 3788, 3862, 5516, 6629, 7576, 7724, 11032, 13258, 13517, 15448, 26516, 27034, 53032, 54068, 108136, 186559, 373118, 380407, 746236, 760814, 1305913, 1492472, 1521628, 1828657, 2611826, 2662849, 3043256, 3657314, 5223652, 5325698, 7314628, 10447304, 10651396, 12800599, 14629256, 21302792, 25601198, 51202396, 102404792, 360245429, 720490858, 1440981716, 2521718003, 2881963432, 5043436006, 10086872012, 20173744024]

約数ペア:

[(1, 20173744024), (2, 10086872012), (4, 5043436006), (7, 2881963432), (8, 2521718003), (14, 1440981716), (28, 720490858), (56, 360245429), (197, 102404792), (394, 51202396), (788, 25601198), (947, 21302792), (1379, 14629256), (1576, 12800599), (1894, 10651396), (1931, 10447304), (2758, 7314628), (3788, 5325698), (3862, 5223652), (5516, 3657314), (6629, 3043256), (7576, 2662849), (7724, 2611826), (11032, 1828657), (13258, 1521628), (13517, 1492472), (15448, 1305913), (26516, 760814), (27034, 746236), (53032, 380407), (54068, 373118), (108136, 186559)]