19278116

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{33703}}^1$

素因数の和:33731

約数の個数: 24

約数和(自身を含む): 39635904

約数和(自身を除く): 20357788

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 33703, 67406, 134812, 370733, 438139, 741466, 876278, 1482932, 1752556, 4819529, 9639058, 19278116]

約数ペア:

[(1, 19278116), (2, 9639058), (4, 4819529), (11, 1752556), (13, 1482932), (22, 876278), (26, 741466), (44, 438139), (52, 370733), (143, 134812), (286, 67406), (572, 33703)]