18281740

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{15493}}^1$

素因数の和:15561

約数の個数: 24

約数和(自身を含む): 39044880

約数和(自身を除く): 20763140

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 15493, 30986, 61972, 77465, 154930, 309860, 914087, 1828174, 3656348, 4570435, 9140870, 18281740]

約数ペア:

[(1, 18281740), (2, 9140870), (4, 4570435), (5, 3656348), (10, 1828174), (20, 914087), (59, 309860), (118, 154930), (236, 77465), (295, 61972), (590, 30986), (1180, 15493)]