20422474

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{89}}^1\times {\mathrm{397}}^1$

素因数の和:522

約数の個数: 24

約数和(自身を含む): 32990220

約数和(自身を除く): 12567746

約数列:

[1, 2, 17, 34, 89, 178, 289, 397, 578, 794, 1513, 3026, 6749, 13498, 25721, 35333, 51442, 70666, 114733, 229466, 600661, 1201322, 10211237, 20422474]

約数ペア:

[(1, 20422474), (2, 10211237), (17, 1201322), (34, 600661), (89, 229466), (178, 114733), (289, 70666), (397, 51442), (578, 35333), (794, 25721), (1513, 13498), (3026, 6749)]