20522068

素因数分解:

$2^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{4919}}^1$

素因数の和:5079

約数の個数: 24

約数和(自身を含む): 41328000

約数和(自身を除く): 20805932

約数列:

[1, 2, 4, 7, 14, 28, 149, 298, 596, 1043, 2086, 4172, 4919, 9838, 19676, 34433, 68866, 137732, 732931, 1465862, 2931724, 5130517, 10261034, 20522068]

約数ペア:

[(1, 20522068), (2, 10261034), (4, 5130517), (7, 2931724), (14, 1465862), (28, 732931), (149, 137732), (298, 68866), (596, 34433), (1043, 19676), (2086, 9838), (4172, 4919)]