31486516

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{6911}}^1$

素因数の和:6999

約数の個数: 24

約数和(自身を含む): 59222016

約数和(自身を除く): 27735500

約数列:

[1, 2, 4, 17, 34, 67, 68, 134, 268, 1139, 2278, 4556, 6911, 13822, 27644, 117487, 234974, 463037, 469948, 926074, 1852148, 7871629, 15743258, 31486516]

約数ペア:

[(1, 31486516), (2, 15743258), (4, 7871629), (17, 1852148), (34, 926074), (67, 469948), (68, 463037), (134, 234974), (268, 117487), (1139, 27644), (2278, 13822), (4556, 6911)]