18238818

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{17987}}^1$

素因数の和:18018

約数の個数: 24

約数和(自身を含む): 39501648

約数和(自身を除く): 21262830

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 507, 1014, 17987, 35974, 53961, 107922, 233831, 467662, 701493, 1402986, 3039803, 6079606, 9119409, 18238818]

約数ペア:

[(1, 18238818), (2, 9119409), (3, 6079606), (6, 3039803), (13, 1402986), (26, 701493), (39, 467662), (78, 233831), (169, 107922), (338, 53961), (507, 35974), (1014, 17987)]