19748674

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1259}}^1$

素因数の和:1326

約数の個数: 32

約数和(自身を含む): 34836480

約数和(自身を除く): 15087806

約数列:

[1, 2, 11, 22, 23, 31, 46, 62, 253, 341, 506, 682, 713, 1259, 1426, 2518, 7843, 13849, 15686, 27698, 28957, 39029, 57914, 78058, 318527, 429319, 637054, 858638, 897667, 1795334, 9874337, 19748674]

約数ペア:

[(1, 19748674), (2, 9874337), (11, 1795334), (22, 897667), (23, 858638), (31, 637054), (46, 429319), (62, 318527), (253, 78058), (341, 57914), (506, 39029), (682, 28957), (713, 27698), (1259, 15686), (1426, 13849), (2518, 7843)]