16672748

素因数分解:

$2^2\times {\mathrm{97}}^2\times {\mathrm{443}}^1$

素因数の和:641

約数の個数: 18

約数和(自身を含む): 29547756

約数和(自身を除く): 12875008

約数列:

[1, 2, 4, 97, 194, 388, 443, 886, 1772, 9409, 18818, 37636, 42971, 85942, 171884, 4168187, 8336374, 16672748]

約数ペア:

[(1, 16672748), (2, 8336374), (4, 4168187), (97, 171884), (194, 85942), (388, 42971), (443, 37636), (886, 18818), (1772, 9409)]