218878328

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{1439989}}^1$

素因数の和:1440014

約数の個数: 16

約数和(自身を含む): 431997000

約数和(自身を除く): 213118672

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 1439989, 2879978, 5759956, 11519912, 27359791, 54719582, 109439164, 218878328]

約数ペア:

[(1, 218878328), (2, 109439164), (4, 54719582), (8, 27359791), (19, 11519912), (38, 5759956), (76, 2879978), (152, 1439989)]