19400598

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1439}}^1$

素因数の和:1561

約数の個数: 48

約数和(自身を含む): 48522240

約数和(自身を除く): 29121642

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 107, 126, 214, 321, 642, 749, 963, 1439, 1498, 1926, 2247, 2878, 4317, 4494, 6741, 8634, 10073, 12951, 13482, 20146, 25902, 30219, 60438, 90657, 153973, 181314, 307946, 461919, 923838, 1077811, 1385757, 2155622, 2771514, 3233433, 6466866, 9700299, 19400598]

約数ペア:

[(1, 19400598), (2, 9700299), (3, 6466866), (6, 3233433), (7, 2771514), (9, 2155622), (14, 1385757), (18, 1077811), (21, 923838), (42, 461919), (63, 307946), (107, 181314), (126, 153973), (214, 90657), (321, 60438), (642, 30219), (749, 25902), (963, 20146), (1439, 13482), (1498, 12951), (1926, 10073), (2247, 8634), (2878, 6741), (4317, 4494)]