200620774

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1\times {\mathrm{397}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 324959040

約数和(自身を除く): 124338266

約数列:

[1, 2, 17, 34, 89, 167, 178, 334, 397, 794, 1513, 2839, 3026, 5678, 6749, 13498, 14863, 29726, 35333, 66299, 70666, 132598, 252671, 505342, 600661, 1127083, 1201322, 2254166, 5900611, 11801222, 100310387, 200620774]

約数ペア:

[(1, 200620774), (2, 100310387), (17, 11801222), (34, 5900611), (89, 2254166), (167, 1201322), (178, 1127083), (334, 600661), (397, 505342), (794, 252671), (1513, 132598), (2839, 70666), (3026, 66299), (5678, 35333), (6749, 29726), (13498, 14863)]