19770382

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{797}}^1$

素因数の和:1035

約数の個数: 16

約数和(自身を含む): 30260160

約数和(自身を除く): 10489778

約数列:

[1, 2, 79, 157, 158, 314, 797, 1594, 12403, 24806, 62963, 125129, 125926, 250258, 9885191, 19770382]

約数ペア:

[(1, 19770382), (2, 9885191), (79, 250258), (157, 125926), (158, 125129), (314, 62963), (797, 24806), (1594, 12403)]