20690772

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{90749}}^1$

素因数の和:90775

約数の個数: 24

約数和(自身を含む): 50820000

約数和(自身を除く): 30129228

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 90749, 181498, 272247, 362996, 544494, 1088988, 1724231, 3448462, 5172693, 6896924, 10345386, 20690772]

約数ペア:

[(1, 20690772), (2, 10345386), (3, 6896924), (4, 5172693), (6, 3448462), (12, 1724231), (19, 1088988), (38, 544494), (57, 362996), (76, 272247), (114, 181498), (228, 90749)]