20065786

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{269}}^1$

素因数の和:454

約数の個数: 32

約数和(自身を含む): 34473600

約数和(自身を除く): 14407814

約数列:

[1, 2, 13, 19, 26, 38, 151, 247, 269, 302, 494, 538, 1963, 2869, 3497, 3926, 5111, 5738, 6994, 10222, 37297, 40619, 66443, 74594, 81238, 132886, 528047, 771761, 1056094, 1543522, 10032893, 20065786]

約数ペア:

[(1, 20065786), (2, 10032893), (13, 1543522), (19, 1056094), (26, 771761), (38, 528047), (151, 132886), (247, 81238), (269, 74594), (302, 66443), (494, 40619), (538, 37297), (1963, 10222), (2869, 6994), (3497, 5738), (3926, 5111)]