18855993

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{4787}}^1$

素因数の和:4904

約数の個数: 16

約数和(自身を含む): 27349056

約数和(自身を除く): 8493063

約数列:

[1, 3, 13, 39, 101, 303, 1313, 3939, 4787, 14361, 62231, 186693, 483487, 1450461, 6285331, 18855993]

約数ペア:

[(1, 18855993), (3, 6285331), (13, 1450461), (39, 483487), (101, 186693), (303, 62231), (1313, 14361), (3939, 4787)]