19643702

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{307}}^1$

素因数の和:452

約数の個数: 32

約数和(自身を含む): 33530112

約数和(自身を除く): 13886410

約数列:

[1, 2, 13, 23, 26, 46, 107, 214, 299, 307, 598, 614, 1391, 2461, 2782, 3991, 4922, 7061, 7982, 14122, 31993, 32849, 63986, 65698, 91793, 183586, 427037, 755527, 854074, 1511054, 9821851, 19643702]

約数ペア:

[(1, 19643702), (2, 9821851), (13, 1511054), (23, 854074), (26, 755527), (46, 427037), (107, 183586), (214, 91793), (299, 65698), (307, 63986), (598, 32849), (614, 31993), (1391, 14122), (2461, 7982), (2782, 7061), (3991, 4922)]