31101328

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{389}}^1$

素因数の和:679

約数の個数: 40

約数和(自身を含む): 63835200

約数和(自身を除く): 32733872

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 263, 304, 389, 526, 778, 1052, 1556, 2104, 3112, 4208, 4997, 6224, 7391, 9994, 14782, 19988, 29564, 39976, 59128, 79952, 102307, 118256, 204614, 409228, 818456, 1636912, 1943833, 3887666, 7775332, 15550664, 31101328]

約数ペア:

[(1, 31101328), (2, 15550664), (4, 7775332), (8, 3887666), (16, 1943833), (19, 1636912), (38, 818456), (76, 409228), (152, 204614), (263, 118256), (304, 102307), (389, 79952), (526, 59128), (778, 39976), (1052, 29564), (1556, 19988), (2104, 14782), (3112, 9994), (4208, 7391), (4997, 6224)]