18800386

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1097}}^1$

素因数の和:1170

約数の個数: 32

約数和(自身を含む): 33203520

約数和(自身を除く): 14403134

約数列:

[1, 2, 11, 19, 22, 38, 41, 82, 209, 418, 451, 779, 902, 1097, 1558, 2194, 8569, 12067, 17138, 20843, 24134, 41686, 44977, 89954, 229273, 458546, 494747, 854563, 989494, 1709126, 9400193, 18800386]

約数ペア:

[(1, 18800386), (2, 9400193), (11, 1709126), (19, 989494), (22, 854563), (38, 494747), (41, 458546), (82, 229273), (209, 89954), (418, 44977), (451, 41686), (779, 24134), (902, 20843), (1097, 17138), (1558, 12067), (2194, 8569)]