20702964408

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1735661}}^1$

素因数の和:1735748

約数の個数: 64

約数和(自身を含む): 59984478720

約数和(自身を除く): 39281514312

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 71, 84, 142, 168, 213, 284, 426, 497, 568, 852, 994, 1491, 1704, 1988, 2982, 3976, 5964, 11928, 1735661, 3471322, 5206983, 6942644, 10413966, 12149627, 13885288, 20827932, 24299254, 36448881, 41655864, 48598508, 72897762, 97197016, 123231931, 145795524, 246463862, 291591048, 369695793, 492927724, 739391586, 862623517, 985855448, 1478783172, 1725247034, 2587870551, 2957566344, 3450494068, 5175741102, 6900988136, 10351482204, 20702964408]

約数ペア:

[(1, 20702964408), (2, 10351482204), (3, 6900988136), (4, 5175741102), (6, 3450494068), (7, 2957566344), (8, 2587870551), (12, 1725247034), (14, 1478783172), (21, 985855448), (24, 862623517), (28, 739391586), (42, 492927724), (56, 369695793), (71, 291591048), (84, 246463862), (142, 145795524), (168, 123231931), (213, 97197016), (284, 72897762), (426, 48598508), (497, 41655864), (568, 36448881), (852, 24299254), (994, 20827932), (1491, 13885288), (1704, 12149627), (1988, 10413966), (2982, 6942644), (3976, 5206983), (5964, 3471322), (11928, 1735661)]