18913410

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6779}}^1$

素因数の和:6823

約数の個数: 48

約数和(自身を含む): 50768640

約数和(自身を除く): 31855230

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 6779, 13558, 20337, 33895, 40674, 61011, 67790, 101685, 122022, 203370, 210149, 305055, 420298, 610110, 630447, 1050745, 1260894, 1891341, 2101490, 3152235, 3782682, 6304470, 9456705, 18913410]

約数ペア:

[(1, 18913410), (2, 9456705), (3, 6304470), (5, 3782682), (6, 3152235), (9, 2101490), (10, 1891341), (15, 1260894), (18, 1050745), (30, 630447), (31, 610110), (45, 420298), (62, 305055), (90, 210149), (93, 203370), (155, 122022), (186, 101685), (279, 67790), (310, 61011), (465, 40674), (558, 33895), (930, 20337), (1395, 13558), (2790, 6779)]