31307956

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{953}}^1$

素因数の和:1191

約数の個数: 24

約数和(自身を含む): 56415744

約数和(自身を除く): 25107788

約数列:

[1, 2, 4, 43, 86, 172, 191, 382, 764, 953, 1906, 3812, 8213, 16426, 32852, 40979, 81958, 163916, 182023, 364046, 728092, 7826989, 15653978, 31307956]

約数ペア:

[(1, 31307956), (2, 15653978), (4, 7826989), (43, 728092), (86, 364046), (172, 182023), (191, 163916), (382, 81958), (764, 40979), (953, 32852), (1906, 16426), (3812, 8213)]