19780673

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{761}}^1$

素因数の和:928

約数の個数: 16

約数和(自身を含む): 23042880

約数和(自身を除く): 3262207

約数列:

[1, 11, 17, 139, 187, 761, 1529, 2363, 8371, 12937, 25993, 105779, 142307, 1163569, 1798243, 19780673]

約数ペア:

[(1, 19780673), (11, 1798243), (17, 1163569), (139, 142307), (187, 105779), (761, 25993), (1529, 12937), (2363, 8371)]