20817332

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{953}}^1$

素因数の和:1127

約数の個数: 24

約数和(自身を含む): 37610496

約数和(自身を除く): 16793164

約数列:

[1, 2, 4, 43, 86, 127, 172, 254, 508, 953, 1906, 3812, 5461, 10922, 21844, 40979, 81958, 121031, 163916, 242062, 484124, 5204333, 10408666, 20817332]

約数ペア:

[(1, 20817332), (2, 10408666), (4, 5204333), (43, 484124), (86, 242062), (127, 163916), (172, 121031), (254, 81958), (508, 40979), (953, 21844), (1906, 10922), (3812, 5461)]