31504672

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1997}}^1$

素因数の和:2053

約数の個数: 48

約数和(自身を含む): 67971960

約数和(自身を除く): 36467288

約数列:

[1, 2, 4, 8, 16, 17, 29, 32, 34, 58, 68, 116, 136, 232, 272, 464, 493, 544, 928, 986, 1972, 1997, 3944, 3994, 7888, 7988, 15776, 15976, 31952, 33949, 57913, 63904, 67898, 115826, 135796, 231652, 271592, 463304, 543184, 926608, 984521, 1086368, 1853216, 1969042, 3938084, 7876168, 15752336, 31504672]

約数ペア:

[(1, 31504672), (2, 15752336), (4, 7876168), (8, 3938084), (16, 1969042), (17, 1853216), (29, 1086368), (32, 984521), (34, 926608), (58, 543184), (68, 463304), (116, 271592), (136, 231652), (232, 135796), (272, 115826), (464, 67898), (493, 63904), (544, 57913), (928, 33949), (986, 31952), (1972, 15976), (1997, 15776), (3944, 7988), (3994, 7888)]