20222685

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1493}}^1$

素因数の和:1554

約数の個数: 48

約数和(自身を含む): 41019264

約数和(自身を除く): 20796579

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 43, 45, 63, 105, 129, 215, 301, 315, 387, 645, 903, 1493, 1505, 1935, 2709, 4479, 4515, 7465, 10451, 13437, 13545, 22395, 31353, 52255, 64199, 67185, 94059, 156765, 192597, 320995, 449393, 470295, 577791, 962985, 1348179, 2246965, 2888955, 4044537, 6740895, 20222685]

約数ペア:

[(1, 20222685), (3, 6740895), (5, 4044537), (7, 2888955), (9, 2246965), (15, 1348179), (21, 962985), (35, 577791), (43, 470295), (45, 449393), (63, 320995), (105, 192597), (129, 156765), (215, 94059), (301, 67185), (315, 64199), (387, 52255), (645, 31353), (903, 22395), (1493, 13545), (1505, 13437), (1935, 10451), (2709, 7465), (4479, 4515)]