19986616

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{14783}}^1$

素因数の和:14815

約数の個数: 24

約数和(自身を含む): 40582080

約数和(自身を除く): 20595464

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 14783, 29566, 59132, 118264, 192179, 384358, 768716, 1537432, 2498327, 4996654, 9993308, 19986616]

約数ペア:

[(1, 19986616), (2, 9993308), (4, 4996654), (8, 2498327), (13, 1537432), (26, 768716), (52, 384358), (104, 192179), (169, 118264), (338, 59132), (676, 29566), (1352, 14783)]