18883317

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{1051}}^1$

素因数の和:1220

約数の個数: 16

約数和(自身を含む): 25904448

約数和(自身を除く): 7021131

約数列:

[1, 3, 53, 113, 159, 339, 1051, 3153, 5989, 17967, 55703, 118763, 167109, 356289, 6294439, 18883317]

約数ペア:

[(1, 18883317), (3, 6294439), (53, 356289), (113, 167109), (159, 118763), (339, 55703), (1051, 17967), (3153, 5989)]