1984996

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{647}}^1$

素因数の和:723

約数の個数: 24

約数和(自身を含む): 3810240

約数和(自身を除く): 1825244

約数列:

[1, 2, 4, 13, 26, 52, 59, 118, 236, 647, 767, 1294, 1534, 2588, 3068, 8411, 16822, 33644, 38173, 76346, 152692, 496249, 992498, 1984996]

約数ペア:

[(1, 1984996), (2, 992498), (4, 496249), (13, 152692), (26, 76346), (52, 38173), (59, 33644), (118, 16822), (236, 8411), (647, 3068), (767, 2588), (1294, 1534)]