18377020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 40205088

約数和(自身を除く): 21828068

約数列:

[1, 2, 4, 5, 10, 20, 41, 73, 82, 146, 164, 205, 292, 307, 365, 410, 614, 730, 820, 1228, 1460, 1535, 2993, 3070, 5986, 6140, 11972, 12587, 14965, 22411, 25174, 29930, 44822, 50348, 59860, 62935, 89644, 112055, 125870, 224110, 251740, 448220, 918851, 1837702, 3675404, 4594255, 9188510, 18377020]

約数ペア:

[(1, 18377020), (2, 9188510), (4, 4594255), (5, 3675404), (10, 1837702), (20, 918851), (41, 448220), (73, 251740), (82, 224110), (146, 125870), (164, 112055), (205, 89644), (292, 62935), (307, 59860), (365, 50348), (410, 44822), (614, 29930), (730, 25174), (820, 22411), (1228, 14965), (1460, 12587), (1535, 11972), (2993, 6140), (3070, 5986)]