31315964

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{743}}^1$

素因数の和:1045

約数の個数: 24

約数和(自身を含む): 56433888

約数和(自身を除く): 25117924

約数列:

[1, 2, 4, 41, 82, 164, 257, 514, 743, 1028, 1486, 2972, 10537, 21074, 30463, 42148, 60926, 121852, 190951, 381902, 763804, 7828991, 15657982, 31315964]

約数ペア:

[(1, 31315964), (2, 15657982), (4, 7828991), (41, 763804), (82, 381902), (164, 190951), (257, 121852), (514, 60926), (743, 42148), (1028, 30463), (1486, 21074), (2972, 10537)]