19490192

素因数分解:

$2^4\times {\mathrm{449}}^1\times {\mathrm{2713}}^1$

素因数の和:3170

約数の個数: 20

約数和(自身を含む): 37860300

約数和(自身を除く): 18370108

約数列:

[1, 2, 4, 8, 16, 449, 898, 1796, 2713, 3592, 5426, 7184, 10852, 21704, 43408, 1218137, 2436274, 4872548, 9745096, 19490192]

約数ペア:

[(1, 19490192), (2, 9745096), (4, 4872548), (8, 2436274), (16, 1218137), (449, 43408), (898, 21704), (1796, 10852), (2713, 7184), (3592, 5426)]