987316

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1181}}^1$

素因数の和:1215

約数の個数: 24

約数和(自身を含む): 1985760

約数和(自身を除く): 998444

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 1181, 2362, 4724, 12991, 22439, 25982, 44878, 51964, 89756, 246829, 493658, 987316]

約数ペア:

[(1, 987316), (2, 493658), (4, 246829), (11, 89756), (19, 51964), (22, 44878), (38, 25982), (44, 22439), (76, 12991), (209, 4724), (418, 2362), (836, 1181)]