18961338

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{12491}}^1$

素因数の和:12530

約数の個数: 32

約数和(自身を含む): 43172352

約数和(自身を除く): 24211014

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 253, 506, 759, 1518, 12491, 24982, 37473, 74946, 137401, 274802, 287293, 412203, 574586, 824406, 861879, 1723758, 3160223, 6320446, 9480669, 18961338]

約数ペア:

[(1, 18961338), (2, 9480669), (3, 6320446), (6, 3160223), (11, 1723758), (22, 861879), (23, 824406), (33, 574586), (46, 412203), (66, 287293), (69, 274802), (138, 137401), (253, 74946), (506, 37473), (759, 24982), (1518, 12491)]