31921064

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1579}}^1$

素因数の和:1630

約数の個数: 48

約数和(自身を含む): 72237600

約数和(自身を除く): 40316536

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 361, 532, 722, 1064, 1444, 1579, 2527, 2888, 3158, 5054, 6316, 10108, 11053, 12632, 20216, 22106, 30001, 44212, 60002, 88424, 120004, 210007, 240008, 420014, 570019, 840028, 1140038, 1680056, 2280076, 3990133, 4560152, 7980266, 15960532, 31921064]

約数ペア:

[(1, 31921064), (2, 15960532), (4, 7980266), (7, 4560152), (8, 3990133), (14, 2280076), (19, 1680056), (28, 1140038), (38, 840028), (56, 570019), (76, 420014), (133, 240008), (152, 210007), (266, 120004), (361, 88424), (532, 60002), (722, 44212), (1064, 30001), (1444, 22106), (1579, 20216), (2527, 12632), (2888, 11053), (3158, 10108), (5054, 6316)]