19810479743

素因数分解:

${\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{49711}}^1$

素因数の和:49958

約数の個数: 16

約数和(自身を含む): 20712007680

約数和(自身を除く): 901527937

約数列:

[1, 47, 61, 139, 2867, 6533, 8479, 49711, 398513, 2336417, 3032371, 6909829, 142521437, 324761963, 421499569, 19810479743]

約数ペア:

[(1, 19810479743), (47, 421499569), (61, 324761963), (139, 142521437), (2867, 6909829), (6533, 3032371), (8479, 2336417), (49711, 398513)]