18966660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{283}}^1\times {\mathrm{1117}}^1$

素因数の和:1412

約数の個数: 48

約数和(自身を含む): 53342016

約数和(自身を除く): 34375356

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 283, 566, 849, 1117, 1132, 1415, 1698, 2234, 2830, 3351, 3396, 4245, 4468, 5585, 5660, 6702, 8490, 11170, 13404, 16755, 16980, 22340, 33510, 67020, 316111, 632222, 948333, 1264444, 1580555, 1896666, 3161110, 3793332, 4741665, 6322220, 9483330, 18966660]

約数ペア:

[(1, 18966660), (2, 9483330), (3, 6322220), (4, 4741665), (5, 3793332), (6, 3161110), (10, 1896666), (12, 1580555), (15, 1264444), (20, 948333), (30, 632222), (60, 316111), (283, 67020), (566, 33510), (849, 22340), (1117, 16980), (1132, 16755), (1415, 13404), (1698, 11170), (2234, 8490), (2830, 6702), (3351, 5660), (3396, 5585), (4245, 4468)]