20528264955

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{347}}^1\times {\mathrm{358541}}^1$

素因数の和:358907

約数の個数: 32

約数和(自身を含む): 35934513408

約数和(自身を除く): 15406248453

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 347, 1041, 1735, 3817, 5205, 11451, 19085, 57255, 358541, 1075623, 1792705, 3943951, 5378115, 11831853, 19719755, 59159265, 124413727, 373241181, 622068635, 1368550997, 1866205905, 4105652991, 6842754985, 20528264955]

約数ペア:

[(1, 20528264955), (3, 6842754985), (5, 4105652991), (11, 1866205905), (15, 1368550997), (33, 622068635), (55, 373241181), (165, 124413727), (347, 59159265), (1041, 19719755), (1735, 11831853), (3817, 5378115), (5205, 3943951), (11451, 1792705), (19085, 1075623), (57255, 358541)]