20297638

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{4549}}^1$

素因数の和:4671

約数の個数: 16

約数和(自身を含む): 32104800

約数和(自身を除く): 11807162

約数列:

[1, 2, 23, 46, 97, 194, 2231, 4462, 4549, 9098, 104627, 209254, 441253, 882506, 10148819, 20297638]

約数ペア:

[(1, 20297638), (2, 10148819), (23, 882506), (46, 441253), (97, 209254), (194, 104627), (2231, 9098), (4462, 4549)]