20790976

素因数分解:

$2^6\times {\mathrm{163}}^1\times {\mathrm{1993}}^1$

素因数の和:2168

約数の個数: 28

約数和(自身を含む): 41531032

約数和(自身を除く): 20740056

約数列:

[1, 2, 4, 8, 16, 32, 64, 163, 326, 652, 1304, 1993, 2608, 3986, 5216, 7972, 10432, 15944, 31888, 63776, 127552, 324859, 649718, 1299436, 2598872, 5197744, 10395488, 20790976]

約数ペア:

[(1, 20790976), (2, 10395488), (4, 5197744), (8, 2598872), (16, 1299436), (32, 649718), (64, 324859), (163, 127552), (326, 63776), (652, 31888), (1304, 15944), (1993, 10432), (2608, 7972), (3986, 5216)]