20481048

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{40637}}^1$

素因数の和:40656

約数の個数: 48

約数和(自身を含む): 63395280

約数和(自身を除く): 42914232

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 40637, 81274, 121911, 162548, 243822, 284459, 325096, 365733, 487644, 568918, 731466, 853377, 975288, 1137836, 1462932, 1706754, 2275672, 2560131, 2925864, 3413508, 5120262, 6827016, 10240524, 20481048]

約数ペア:

[(1, 20481048), (2, 10240524), (3, 6827016), (4, 5120262), (6, 3413508), (7, 2925864), (8, 2560131), (9, 2275672), (12, 1706754), (14, 1462932), (18, 1137836), (21, 975288), (24, 853377), (28, 731466), (36, 568918), (42, 487644), (56, 365733), (63, 325096), (72, 284459), (84, 243822), (126, 162548), (168, 121911), (252, 81274), (504, 40637)]