20383844

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{3469}}^1$

素因数の和:3599

約数の個数: 24

約数和(自身を含む): 38766840

約数和(自身を除く): 18382996

約数列:

[1, 2, 4, 13, 26, 52, 113, 226, 452, 1469, 2938, 3469, 5876, 6938, 13876, 45097, 90194, 180388, 391997, 783994, 1567988, 5095961, 10191922, 20383844]

約数ペア:

[(1, 20383844), (2, 10191922), (4, 5095961), (13, 1567988), (26, 783994), (52, 391997), (113, 180388), (226, 90194), (452, 45097), (1469, 13876), (2938, 6938), (3469, 5876)]