2019421859

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{166853}}^1$

素因数の和:166899

約数の個数: 24

約数和(自身を含む): 2662989840

約数和(自身を除く): 643567981

約数列:

[1, 7, 13, 19, 49, 91, 133, 247, 637, 931, 1729, 12103, 166853, 1167971, 2169089, 3170207, 8175797, 15183623, 22191449, 41212691, 106285361, 155340143, 288488837, 2019421859]

約数ペア:

[(1, 2019421859), (7, 288488837), (13, 155340143), (19, 106285361), (49, 41212691), (91, 22191449), (133, 15183623), (247, 8175797), (637, 3170207), (931, 2169089), (1729, 1167971), (12103, 166853)]