19517230

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{263}}^1$

素因数の和:492

約数の個数: 32

約数和(自身を含む): 36324288

約数和(自身を除く): 16807058

約数列:

[1, 2, 5, 10, 41, 82, 181, 205, 263, 362, 410, 526, 905, 1315, 1810, 2630, 7421, 10783, 14842, 21566, 37105, 47603, 53915, 74210, 95206, 107830, 238015, 476030, 1951723, 3903446, 9758615, 19517230]

約数ペア:

[(1, 19517230), (2, 9758615), (5, 3903446), (10, 1951723), (41, 476030), (82, 238015), (181, 107830), (205, 95206), (263, 74210), (362, 53915), (410, 47603), (526, 37105), (905, 21566), (1315, 14842), (1810, 10783), (2630, 7421)]