18196955

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1$

素因数の和:275

約数の個数: 32

約数和(自身を含む): 26002944

約数和(自身を除く): 7805989

約数列:

[1, 5, 7, 35, 43, 107, 113, 215, 301, 535, 565, 749, 791, 1505, 3745, 3955, 4601, 4859, 12091, 23005, 24295, 32207, 34013, 60455, 84637, 161035, 170065, 423185, 519913, 2599565, 3639391, 18196955]

約数ペア:

[(1, 18196955), (5, 3639391), (7, 2599565), (35, 519913), (43, 423185), (107, 170065), (113, 161035), (215, 84637), (301, 60455), (535, 34013), (565, 32207), (749, 24295), (791, 23005), (1505, 12091), (3745, 4859), (3955, 4601)]