19660068

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{7481}}^1$

素因数の和:7564

約数の個数: 36

約数和(自身を含む): 50383788

約数和(自身を除く): 30723720

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 146, 219, 292, 438, 657, 876, 1314, 2628, 7481, 14962, 22443, 29924, 44886, 67329, 89772, 134658, 269316, 546113, 1092226, 1638339, 2184452, 3276678, 4915017, 6553356, 9830034, 19660068]

約数ペア:

[(1, 19660068), (2, 9830034), (3, 6553356), (4, 4915017), (6, 3276678), (9, 2184452), (12, 1638339), (18, 1092226), (36, 546113), (73, 269316), (146, 134658), (219, 89772), (292, 67329), (438, 44886), (657, 29924), (876, 22443), (1314, 14962), (2628, 7481)]