19173690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1307}}^1$

素因数の和:1483

約数の個数: 48

約数和(自身を含む): 50195808

約数和(自身を除く): 31022118

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 163, 326, 489, 815, 978, 1307, 1467, 1630, 2445, 2614, 2934, 3921, 4890, 6535, 7335, 7842, 11763, 13070, 14670, 19605, 23526, 39210, 58815, 117630, 213041, 426082, 639123, 1065205, 1278246, 1917369, 2130410, 3195615, 3834738, 6391230, 9586845, 19173690]

約数ペア:

[(1, 19173690), (2, 9586845), (3, 6391230), (5, 3834738), (6, 3195615), (9, 2130410), (10, 1917369), (15, 1278246), (18, 1065205), (30, 639123), (45, 426082), (90, 213041), (163, 117630), (326, 58815), (489, 39210), (815, 23526), (978, 19605), (1307, 14670), (1467, 13070), (1630, 11763), (2445, 7842), (2614, 7335), (2934, 6535), (3921, 4890)]