18804900968

素因数分解:

$2^3\times 7^1\times {\mathrm{151}}^1\times {\mathrm{2223853}}^1$

素因数の和:2224017

約数の個数: 32

約数和(自身を含む): 40563096960

約数和(自身を除く): 21758195992

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 151, 302, 604, 1057, 1208, 2114, 4228, 8456, 2223853, 4447706, 8895412, 15566971, 17790824, 31133942, 62267884, 124535768, 335801803, 671603606, 1343207212, 2350612621, 2686414424, 4701225242, 9402450484, 18804900968]

約数ペア:

[(1, 18804900968), (2, 9402450484), (4, 4701225242), (7, 2686414424), (8, 2350612621), (14, 1343207212), (28, 671603606), (56, 335801803), (151, 124535768), (302, 62267884), (604, 31133942), (1057, 17790824), (1208, 15566971), (2114, 8895412), (4228, 4447706), (8456, 2223853)]