20487768

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{121951}}^1$

素因数の和:121967

約数の個数: 32

約数和(自身を含む): 58536960

約数和(自身を除く): 38049192

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 121951, 243902, 365853, 487804, 731706, 853657, 975608, 1463412, 1707314, 2560971, 2926824, 3414628, 5121942, 6829256, 10243884, 20487768]

約数ペア:

[(1, 20487768), (2, 10243884), (3, 6829256), (4, 5121942), (6, 3414628), (7, 2926824), (8, 2560971), (12, 1707314), (14, 1463412), (21, 975608), (24, 853657), (28, 731706), (42, 487804), (56, 365853), (84, 243902), (168, 121951)]