18031740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{757}}^1$

素因数の和:1166

約数の個数: 48

約数和(自身を含む): 50682912

約数和(自身を除く): 32651172

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 397, 757, 794, 1191, 1514, 1588, 1985, 2271, 2382, 3028, 3785, 3970, 4542, 4764, 5955, 7570, 7940, 9084, 11355, 11910, 15140, 22710, 23820, 45420, 300529, 601058, 901587, 1202116, 1502645, 1803174, 3005290, 3606348, 4507935, 6010580, 9015870, 18031740]

約数ペア:

[(1, 18031740), (2, 9015870), (3, 6010580), (4, 4507935), (5, 3606348), (6, 3005290), (10, 1803174), (12, 1502645), (15, 1202116), (20, 901587), (30, 601058), (60, 300529), (397, 45420), (757, 23820), (794, 22710), (1191, 15140), (1514, 11910), (1588, 11355), (1985, 9084), (2271, 7940), (2382, 7570), (3028, 5955), (3785, 4764), (3970, 4542)]