18774327

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{409}}^1$

素因数の和:543

約数の個数: 32

約数和(自身を含む): 29756160

約数和(自身を除く): 10981833

約数列:

[1, 3, 11, 13, 33, 39, 107, 143, 321, 409, 429, 1177, 1227, 1391, 3531, 4173, 4499, 5317, 13497, 15301, 15951, 43763, 45903, 58487, 131289, 175461, 481393, 568919, 1444179, 1706757, 6258109, 18774327]

約数ペア:

[(1, 18774327), (3, 6258109), (11, 1706757), (13, 1444179), (33, 568919), (39, 481393), (107, 175461), (143, 131289), (321, 58487), (409, 45903), (429, 43763), (1177, 15951), (1227, 15301), (1391, 13497), (3531, 5317), (4173, 4499)]