31311202

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{263}}^1$

素因数の和:538

約数の個数: 32

約数和(自身を含む): 53665920

約数和(自身を除く): 22354718

約数列:

[1, 2, 13, 19, 26, 38, 241, 247, 263, 482, 494, 526, 3133, 3419, 4579, 4997, 6266, 6838, 9158, 9994, 59527, 63383, 64961, 119054, 126766, 129922, 823979, 1204277, 1647958, 2408554, 15655601, 31311202]

約数ペア:

[(1, 31311202), (2, 15655601), (13, 2408554), (19, 1647958), (26, 1204277), (38, 823979), (241, 129922), (247, 126766), (263, 119054), (482, 64961), (494, 63383), (526, 59527), (3133, 9994), (3419, 9158), (4579, 6838), (4997, 6266)]