18381116

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{27191}}^1$

素因数の和:27221

約数の個数: 18

約数和(自身を含む): 34832952

約数和(自身を除く): 16451836

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 27191, 54382, 108764, 353483, 706966, 1413932, 4595279, 9190558, 18381116]

約数ペア:

[(1, 18381116), (2, 9190558), (4, 4595279), (13, 1413932), (26, 706966), (52, 353483), (169, 108764), (338, 54382), (676, 27191)]