18303760

素因数分解:

$2^4\times 5^1\times {\mathrm{228797}}^1$

素因数の和:228810

約数の個数: 20

約数和(自身を含む): 42556428

約数和(自身を除く): 24252668

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 228797, 457594, 915188, 1143985, 1830376, 2287970, 3660752, 4575940, 9151880, 18303760]

約数ペア:

[(1, 18303760), (2, 9151880), (4, 4575940), (5, 3660752), (8, 2287970), (10, 1830376), (16, 1143985), (20, 915188), (40, 457594), (80, 228797)]