19607536

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{881}}^1$

素因数の和:1009

約数の個数: 40

約数和(自身を含む): 41341104

約数和(自身を除く): 21733568

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 107, 208, 214, 428, 856, 881, 1391, 1712, 1762, 2782, 3524, 5564, 7048, 11128, 11453, 14096, 22256, 22906, 45812, 91624, 94267, 183248, 188534, 377068, 754136, 1225471, 1508272, 2450942, 4901884, 9803768, 19607536]

約数ペア:

[(1, 19607536), (2, 9803768), (4, 4901884), (8, 2450942), (13, 1508272), (16, 1225471), (26, 754136), (52, 377068), (104, 188534), (107, 183248), (208, 94267), (214, 91624), (428, 45812), (856, 22906), (881, 22256), (1391, 14096), (1712, 11453), (1762, 11128), (2782, 7048), (3524, 5564)]