102912831790

素因数分解:

$2^1\times 5^1\times {\mathrm{509}}^1\times {\mathrm{20218631}}^1$

素因数の和:20219147

約数の個数: 16

約数和(自身を含む): 185607041760

約数和(自身を除く): 82694209970

約数列:

[1, 2, 5, 10, 509, 1018, 2545, 5090, 20218631, 40437262, 101093155, 202186310, 10291283179, 20582566358, 51456415895, 102912831790]

約数ペア:

[(1, 102912831790), (2, 51456415895), (5, 20582566358), (10, 10291283179), (509, 202186310), (1018, 101093155), (2545, 40437262), (5090, 20218631)]