18722190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{659}}^1\times {\mathrm{947}}^1$

素因数の和:1616

約数の個数: 32

約数和(自身を含む): 45048960

約数和(自身を除く): 26326770

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 659, 947, 1318, 1894, 1977, 2841, 3295, 3954, 4735, 5682, 6590, 9470, 9885, 14205, 19770, 28410, 624073, 1248146, 1872219, 3120365, 3744438, 6240730, 9361095, 18722190]

約数ペア:

[(1, 18722190), (2, 9361095), (3, 6240730), (5, 3744438), (6, 3120365), (10, 1872219), (15, 1248146), (30, 624073), (659, 28410), (947, 19770), (1318, 14205), (1894, 9885), (1977, 9470), (2841, 6590), (3295, 5682), (3954, 4735)]