2878928

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{13841}}^1$

素因数の和:13862

約数の個数: 20

約数和(自身を含む): 6007428

約数和(自身を除く): 3128500

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 13841, 27682, 55364, 110728, 179933, 221456, 359866, 719732, 1439464, 2878928]

約数ペア:

[(1, 2878928), (2, 1439464), (4, 719732), (8, 359866), (13, 221456), (16, 179933), (26, 110728), (52, 55364), (104, 27682), (208, 13841)]