20137154559

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1\times {\mathrm{555707}}^1$

素因数の和:556014

約数の個数: 16

約数和(自身を含む): 27527551488

約数和(自身を除く): 7390396929

約数列:

[1, 3, 47, 141, 257, 771, 12079, 36237, 555707, 1667121, 26118229, 78354687, 142816699, 428450097, 6712384853, 20137154559]

約数ペア:

[(1, 20137154559), (3, 6712384853), (47, 428450097), (141, 142816699), (257, 78354687), (771, 26118229), (12079, 1667121), (36237, 555707)]