208889776

素因数分解:

$2^4\times {\mathrm{151}}^1\times {\mathrm{86461}}^1$

素因数の和:86620

約数の個数: 20

約数和(自身を含む): 407408944

約数和(自身を除く): 198519168

約数列:

[1, 2, 4, 8, 16, 151, 302, 604, 1208, 2416, 86461, 172922, 345844, 691688, 1383376, 13055611, 26111222, 52222444, 104444888, 208889776]

約数ペア:

[(1, 208889776), (2, 104444888), (4, 52222444), (8, 26111222), (16, 13055611), (151, 1383376), (302, 691688), (604, 345844), (1208, 172922), (2416, 86461)]