18889760

素因数分解:

$2^5\times 5^1\times {\mathrm{118061}}^1$

素因数の和:118076

約数の個数: 24

約数和(自身を含む): 44627436

約数和(自身を除く): 25737676

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 118061, 236122, 472244, 590305, 944488, 1180610, 1888976, 2361220, 3777952, 4722440, 9444880, 18889760]

約数ペア:

[(1, 18889760), (2, 9444880), (4, 4722440), (5, 3777952), (8, 2361220), (10, 1888976), (16, 1180610), (20, 944488), (32, 590305), (40, 472244), (80, 236122), (160, 118061)]