18717318

素因数分解:

$2^1\times 3^5\times {\mathrm{19}}^1\times {\mathrm{2027}}^1$

素因数の和:2063

約数の個数: 48

約数和(自身を含む): 44291520

約数和(自身を除く): 25574202

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 243, 342, 486, 513, 1026, 1539, 2027, 3078, 4054, 4617, 6081, 9234, 12162, 18243, 36486, 38513, 54729, 77026, 109458, 115539, 164187, 231078, 328374, 346617, 492561, 693234, 985122, 1039851, 2079702, 3119553, 6239106, 9358659, 18717318]

約数ペア:

[(1, 18717318), (2, 9358659), (3, 6239106), (6, 3119553), (9, 2079702), (18, 1039851), (19, 985122), (27, 693234), (38, 492561), (54, 346617), (57, 328374), (81, 231078), (114, 164187), (162, 115539), (171, 109458), (243, 77026), (342, 54729), (486, 38513), (513, 36486), (1026, 18243), (1539, 12162), (2027, 9234), (3078, 6081), (4054, 4617)]