18505788

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{220307}}^1$

素因数の和:220321

約数の個数: 24

約数和(自身を含む): 49348992

約数和(自身を除く): 30843204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 220307, 440614, 660921, 881228, 1321842, 1542149, 2643684, 3084298, 4626447, 6168596, 9252894, 18505788]

約数ペア:

[(1, 18505788), (2, 9252894), (3, 6168596), (4, 4626447), (6, 3084298), (7, 2643684), (12, 1542149), (14, 1321842), (21, 881228), (28, 660921), (42, 440614), (84, 220307)]