12782516

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{2129}}^1$

素因数の和:2231

約数の個数: 24

約数和(自身を含む): 23856000

約数和(自身を除く): 11073484

約数列:

[1, 2, 4, 19, 38, 76, 79, 158, 316, 1501, 2129, 3002, 4258, 6004, 8516, 40451, 80902, 161804, 168191, 336382, 672764, 3195629, 6391258, 12782516]

約数ペア:

[(1, 12782516), (2, 6391258), (4, 3195629), (19, 672764), (38, 336382), (76, 168191), (79, 161804), (158, 80902), (316, 40451), (1501, 8516), (2129, 6004), (3002, 4258)]