20933003

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{12107}}^1$

素因数の和:12146

約数の個数: 16

約数和(自身を含む): 27121920

約数和(自身を除く): 6188917

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 12107, 84749, 157391, 230033, 1101737, 1610231, 2990429, 20933003]

約数ペア:

[(1, 20933003), (7, 2990429), (13, 1610231), (19, 1101737), (91, 230033), (133, 157391), (247, 84749), (1729, 12107)]