18049880

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{9601}}^1$

素因数の和:9659

約数の個数: 32

約数和(自身を含む): 41480640

約数和(自身を除く): 23430760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 9601, 19202, 38404, 48005, 76808, 96010, 192020, 384040, 451247, 902494, 1804988, 2256235, 3609976, 4512470, 9024940, 18049880]

約数ペア:

[(1, 18049880), (2, 9024940), (4, 4512470), (5, 3609976), (8, 2256235), (10, 1804988), (20, 902494), (40, 451247), (47, 384040), (94, 192020), (188, 96010), (235, 76808), (376, 48005), (470, 38404), (940, 19202), (1880, 9601)]