19887402

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{62539}}^1$

素因数の和:62597

約数の個数: 16

約数和(自身を含む): 40525920

約数和(自身を除く): 20638518

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 62539, 125078, 187617, 375234, 3314567, 6629134, 9943701, 19887402]

約数ペア:

[(1, 19887402), (2, 9943701), (3, 6629134), (6, 3314567), (53, 375234), (106, 187617), (159, 125078), (318, 62539)]