18690378

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{26177}}^1$

素因数の和:26206

約数の個数: 32

約数和(自身を含む): 45235584

約数和(自身を除く): 26545206

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 238, 357, 714, 26177, 52354, 78531, 157062, 183239, 366478, 445009, 549717, 890018, 1099434, 1335027, 2670054, 3115063, 6230126, 9345189, 18690378]

約数ペア:

[(1, 18690378), (2, 9345189), (3, 6230126), (6, 3115063), (7, 2670054), (14, 1335027), (17, 1099434), (21, 890018), (34, 549717), (42, 445009), (51, 366478), (102, 183239), (119, 157062), (238, 78531), (357, 52354), (714, 26177)]