18450388

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{2777}}^1$

素因数の和:2943

約数の個数: 24

約数和(自身を含む): 35469504

約数和(自身を除く): 17019116

約数列:

[1, 2, 4, 11, 22, 44, 151, 302, 604, 1661, 2777, 3322, 5554, 6644, 11108, 30547, 61094, 122188, 419327, 838654, 1677308, 4612597, 9225194, 18450388]

約数ペア:

[(1, 18450388), (2, 9225194), (4, 4612597), (11, 1677308), (22, 838654), (44, 419327), (151, 122188), (302, 61094), (604, 30547), (1661, 11108), (2777, 6644), (3322, 5554)]