20377218

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{147661}}^1$

素因数の和:147689

約数の個数: 16

約数和(自身を含む): 42526656

約数和(自身を除く): 22149438

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 147661, 295322, 442983, 885966, 3396203, 6792406, 10188609, 20377218]

約数ペア:

[(1, 20377218), (2, 10188609), (3, 6792406), (6, 3396203), (23, 885966), (46, 442983), (69, 295322), (138, 147661)]