16194440

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{4549}}^1$

素因数の和:4649

約数の個数: 32

約数和(自身を含む): 36855000

約数和(自身を除く): 20660560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 4549, 9098, 18196, 22745, 36392, 45490, 90980, 181960, 404861, 809722, 1619444, 2024305, 3238888, 4048610, 8097220, 16194440]

約数ペア:

[(1, 16194440), (2, 8097220), (4, 4048610), (5, 3238888), (8, 2024305), (10, 1619444), (20, 809722), (40, 404861), (89, 181960), (178, 90980), (356, 45490), (445, 36392), (712, 22745), (890, 18196), (1780, 9098), (3560, 4549)]