20176772

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{601}}^1$

素因数の和:732

約数の個数: 48

約数和(自身を含む): 44499840

約数和(自身を除く): 24323068

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 109, 154, 218, 308, 436, 601, 763, 1199, 1202, 1526, 2398, 2404, 3052, 4207, 4796, 6611, 8393, 8414, 13222, 16786, 16828, 26444, 33572, 46277, 65509, 92554, 131018, 185108, 262036, 458563, 720599, 917126, 1441198, 1834252, 2882396, 5044193, 10088386, 20176772]

約数ペア:

[(1, 20176772), (2, 10088386), (4, 5044193), (7, 2882396), (11, 1834252), (14, 1441198), (22, 917126), (28, 720599), (44, 458563), (77, 262036), (109, 185108), (154, 131018), (218, 92554), (308, 65509), (436, 46277), (601, 33572), (763, 26444), (1199, 16828), (1202, 16786), (1526, 13222), (2398, 8414), (2404, 8393), (3052, 6611), (4207, 4796)]