31911802

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1$

素因数の和:438

約数の個数: 32

約数和(自身を含む): 53343360

約数和(自身を除く): 21431558

約数列:

[1, 2, 13, 26, 59, 71, 118, 142, 293, 586, 767, 923, 1534, 1846, 3809, 4189, 7618, 8378, 17287, 20803, 34574, 41606, 54457, 108914, 224731, 270439, 449462, 540878, 1227377, 2454754, 15955901, 31911802]

約数ペア:

[(1, 31911802), (2, 15955901), (13, 2454754), (26, 1227377), (59, 540878), (71, 449462), (118, 270439), (142, 224731), (293, 108914), (586, 54457), (767, 41606), (923, 34574), (1534, 20803), (1846, 17287), (3809, 8378), (4189, 7618)]