20085618

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{4643}}^1$

素因数の和:4758

約数の個数: 32

約数和(自身を含む): 46365696

約数和(自身を除く): 26280078

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 103, 206, 309, 618, 721, 1442, 2163, 4326, 4643, 9286, 13929, 27858, 32501, 65002, 97503, 195006, 478229, 956458, 1434687, 2869374, 3347603, 6695206, 10042809, 20085618]

約数ペア:

[(1, 20085618), (2, 10042809), (3, 6695206), (6, 3347603), (7, 2869374), (14, 1434687), (21, 956458), (42, 478229), (103, 195006), (206, 97503), (309, 65002), (618, 32501), (721, 27858), (1442, 13929), (2163, 9286), (4326, 4643)]