20403462679

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{478741}}^1$

素因数の和:478890

約数の個数: 16

約数和(自身を含む): 22749819840

約数和(自身を除く): 2346357161

約数列:

[1, 17, 23, 109, 391, 1853, 2507, 42619, 478741, 8138597, 11011043, 52182769, 187187731, 887107073, 1200203687, 20403462679]

約数ペア:

[(1, 20403462679), (17, 1200203687), (23, 887107073), (109, 187187731), (391, 52182769), (1853, 11011043), (2507, 8138597), (42619, 478741)]