19589670

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{709}}^1$

素因数の和:1029

約数の個数: 48

約数和(自身を含む): 51171120

約数和(自身を除く): 31581450

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 307, 614, 709, 921, 1418, 1535, 1842, 2127, 2763, 3070, 3545, 4254, 4605, 5526, 6381, 7090, 9210, 10635, 12762, 13815, 21270, 27630, 31905, 63810, 217663, 435326, 652989, 1088315, 1305978, 1958967, 2176630, 3264945, 3917934, 6529890, 9794835, 19589670]

約数ペア:

[(1, 19589670), (2, 9794835), (3, 6529890), (5, 3917934), (6, 3264945), (9, 2176630), (10, 1958967), (15, 1305978), (18, 1088315), (30, 652989), (45, 435326), (90, 217663), (307, 63810), (614, 31905), (709, 27630), (921, 21270), (1418, 13815), (1535, 12762), (1842, 10635), (2127, 9210), (2763, 7090), (3070, 6381), (3545, 5526), (4254, 4605)]