1387529168

素因数分解:

$2^4\times {\mathrm{18131}}^1\times {\mathrm{4783}}^1$

素因数の和:22922

約数の個数: 20

約数和(自身を含む): 2689048128

約数和(自身を除く): 1301518960

約数列:

[1, 2, 4, 8, 16, 4783, 9566, 18131, 19132, 36262, 38264, 72524, 76528, 145048, 290096, 86720573, 173441146, 346882292, 693764584, 1387529168]

約数ペア:

[(1, 1387529168), (2, 693764584), (4, 346882292), (8, 173441146), (16, 86720573), (4783, 290096), (9566, 145048), (18131, 76528), (19132, 72524), (36262, 38264)]