18658206

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{373}}^1\times {\mathrm{397}}^1$

素因数の和:785

約数の個数: 48

約数和(自身を含む): 46441824

約数和(自身を除く): 27783618

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 373, 397, 746, 794, 1119, 1191, 2238, 2382, 2611, 2779, 3357, 3573, 5222, 5558, 6714, 7146, 7833, 8337, 15666, 16674, 23499, 25011, 46998, 50022, 148081, 296162, 444243, 888486, 1036567, 1332729, 2073134, 2665458, 3109701, 6219402, 9329103, 18658206]

約数ペア:

[(1, 18658206), (2, 9329103), (3, 6219402), (6, 3109701), (7, 2665458), (9, 2073134), (14, 1332729), (18, 1036567), (21, 888486), (42, 444243), (63, 296162), (126, 148081), (373, 50022), (397, 46998), (746, 25011), (794, 23499), (1119, 16674), (1191, 15666), (2238, 8337), (2382, 7833), (2611, 7146), (2779, 6714), (3357, 5558), (3573, 5222)]