19021724

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{1171}}^1$

素因数の和:1337

約数の個数: 24

約数和(自身を含む): 34653696

約数和(自身を除く): 15631972

約数列:

[1, 2, 4, 31, 62, 124, 131, 262, 524, 1171, 2342, 4061, 4684, 8122, 16244, 36301, 72602, 145204, 153401, 306802, 613604, 4755431, 9510862, 19021724]

約数ペア:

[(1, 19021724), (2, 9510862), (4, 4755431), (31, 613604), (62, 306802), (124, 153401), (131, 145204), (262, 72602), (524, 36301), (1171, 16244), (2342, 8122), (4061, 4684)]