31571012

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{647}}^1\times {\mathrm{1109}}^1$

素因数の和:1771

約数の個数: 24

約数和(自身を含む): 60419520

約数和(自身を除く): 28848508

約数列:

[1, 2, 4, 11, 22, 44, 647, 1109, 1294, 2218, 2588, 4436, 7117, 12199, 14234, 24398, 28468, 48796, 717523, 1435046, 2870092, 7892753, 15785506, 31571012]

約数ペア:

[(1, 31571012), (2, 15785506), (4, 7892753), (11, 2870092), (22, 1435046), (44, 717523), (647, 48796), (1109, 28468), (1294, 24398), (2218, 14234), (2588, 12199), (4436, 7117)]