18654420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{4259}}^1$

素因数の和:4344

約数の個数: 48

約数和(自身を含む): 52960320

約数和(自身を除く): 34305900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 730, 876, 1095, 1460, 2190, 4259, 4380, 8518, 12777, 17036, 21295, 25554, 42590, 51108, 63885, 85180, 127770, 255540, 310907, 621814, 932721, 1243628, 1554535, 1865442, 3109070, 3730884, 4663605, 6218140, 9327210, 18654420]

約数ペア:

[(1, 18654420), (2, 9327210), (3, 6218140), (4, 4663605), (5, 3730884), (6, 3109070), (10, 1865442), (12, 1554535), (15, 1243628), (20, 932721), (30, 621814), (60, 310907), (73, 255540), (146, 127770), (219, 85180), (292, 63885), (365, 51108), (438, 42590), (730, 25554), (876, 21295), (1095, 17036), (1460, 12777), (2190, 8518), (4259, 4380)]