18869958

素因数分解:

$2^1\times 3^2\times {\mathrm{89}}^1\times {\mathrm{11779}}^1$

素因数の和:11876

約数の個数: 24

約数和(自身を含む): 41347800

約数和(自身を除く): 22477842

約数列:

[1, 2, 3, 6, 9, 18, 89, 178, 267, 534, 801, 1602, 11779, 23558, 35337, 70674, 106011, 212022, 1048331, 2096662, 3144993, 6289986, 9434979, 18869958]

約数ペア:

[(1, 18869958), (2, 9434979), (3, 6289986), (6, 3144993), (9, 2096662), (18, 1048331), (89, 212022), (178, 106011), (267, 70674), (534, 35337), (801, 23558), (1602, 11779)]