20716914

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{1031}}^1$

素因数の和:1250

約数の個数: 32

約数和(自身を含む): 44136576

約数和(自身を除く): 23419662

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 197, 394, 591, 1031, 1182, 2062, 3093, 3349, 6186, 6698, 10047, 17527, 20094, 35054, 52581, 105162, 203107, 406214, 609321, 1218642, 3452819, 6905638, 10358457, 20716914]

約数ペア:

[(1, 20716914), (2, 10358457), (3, 6905638), (6, 3452819), (17, 1218642), (34, 609321), (51, 406214), (102, 203107), (197, 105162), (394, 52581), (591, 35054), (1031, 20094), (1182, 17527), (2062, 10047), (3093, 6698), (3349, 6186)]