18818910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19009}}^1$

素因数の和:19033

約数の個数: 48

約数和(自身を含む): 53380080

約数和(自身を除く): 34561170

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 19009, 38018, 57027, 95045, 114054, 171081, 190090, 209099, 285135, 342162, 418198, 570270, 627297, 855405, 1045495, 1254594, 1710810, 1881891, 2090990, 3136485, 3763782, 6272970, 9409455, 18818910]

約数ペア:

[(1, 18818910), (2, 9409455), (3, 6272970), (5, 3763782), (6, 3136485), (9, 2090990), (10, 1881891), (11, 1710810), (15, 1254594), (18, 1045495), (22, 855405), (30, 627297), (33, 570270), (45, 418198), (55, 342162), (66, 285135), (90, 209099), (99, 190090), (110, 171081), (165, 114054), (198, 95045), (330, 57027), (495, 38018), (990, 19009)]