18917070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1621}}^1$

素因数の和:2020

約数の個数: 32

約数和(自身を含む): 45545760

約数和(自身を除く): 26628690

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 389, 778, 1167, 1621, 1945, 2334, 3242, 3890, 4863, 5835, 8105, 9726, 11670, 16210, 24315, 48630, 630569, 1261138, 1891707, 3152845, 3783414, 6305690, 9458535, 18917070]

約数ペア:

[(1, 18917070), (2, 9458535), (3, 6305690), (5, 3783414), (6, 3152845), (10, 1891707), (15, 1261138), (30, 630569), (389, 48630), (778, 24315), (1167, 16210), (1621, 11670), (1945, 9726), (2334, 8105), (3242, 5835), (3890, 4863)]