20803011478

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{709}}^1\times {\mathrm{164839}}^1$

素因数の和:165639

約数の個数: 16

約数和(自身を含む): 31599828000

約数和(自身を除く): 10796816522

約数列:

[1, 2, 89, 178, 709, 1418, 63101, 126202, 164839, 329678, 14670671, 29341342, 116870851, 233741702, 10401505739, 20803011478]

約数ペア:

[(1, 20803011478), (2, 10401505739), (89, 233741702), (178, 116870851), (709, 29341342), (1418, 14670671), (63101, 329678), (126202, 164839)]