20885021808

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{62157803}}^1$

素因数の和:62157821

約数の個数: 40

約数和(自身を含む): 61660541568

約数和(自身を除く): 40775519760

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 62157803, 124315606, 186473409, 248631212, 372946818, 435104621, 497262424, 745893636, 870209242, 994524848, 1305313863, 1491787272, 1740418484, 2610627726, 2983574544, 3480836968, 5221255452, 6961673936, 10442510904, 20885021808]

約数ペア:

[(1, 20885021808), (2, 10442510904), (3, 6961673936), (4, 5221255452), (6, 3480836968), (7, 2983574544), (8, 2610627726), (12, 1740418484), (14, 1491787272), (16, 1305313863), (21, 994524848), (24, 870209242), (28, 745893636), (42, 497262424), (48, 435104621), (56, 372946818), (84, 248631212), (112, 186473409), (168, 124315606), (336, 62157803)]