66688708

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{743}}^1\times {\mathrm{1181}}^1$

素因数の和:1947

約数の個数: 24

約数和(自身を含む): 123117120

約数和(自身を除く): 56428412

約数列:

[1, 2, 4, 19, 38, 76, 743, 1181, 1486, 2362, 2972, 4724, 14117, 22439, 28234, 44878, 56468, 89756, 877483, 1754966, 3509932, 16672177, 33344354, 66688708]

約数ペア:

[(1, 66688708), (2, 33344354), (4, 16672177), (19, 3509932), (38, 1754966), (76, 877483), (743, 89756), (1181, 56468), (1486, 44878), (2362, 28234), (2972, 22439), (4724, 14117)]