18719454

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{18461}}^1$

素因数の和:18492

約数の個数: 24

約数和(自身を含む): 40542552

約数和(自身を除く): 21823098

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 507, 1014, 18461, 36922, 55383, 110766, 239993, 479986, 719979, 1439958, 3119909, 6239818, 9359727, 18719454]

約数ペア:

[(1, 18719454), (2, 9359727), (3, 6239818), (6, 3119909), (13, 1439958), (26, 719979), (39, 479986), (78, 239993), (169, 110766), (338, 55383), (507, 36922), (1014, 18461)]