20807041778

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{719}}^1\times {\mathrm{44797}}^1$

素因数の和:45554

約数の個数: 32

約数和(自身を含む): 34834924800

約数和(自身を除く): 14027883022

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 719, 1438, 12223, 13661, 24446, 27322, 44797, 89594, 232237, 464474, 761549, 851143, 1523098, 1702286, 14469431, 28938862, 32209043, 64418086, 547553731, 611971817, 1095107462, 1223943634, 10403520889, 20807041778]

約数ペア:

[(1, 20807041778), (2, 10403520889), (17, 1223943634), (19, 1095107462), (34, 611971817), (38, 547553731), (323, 64418086), (646, 32209043), (719, 28938862), (1438, 14469431), (12223, 1702286), (13661, 1523098), (24446, 851143), (27322, 761549), (44797, 464474), (89594, 232237)]