20883344

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{76777}}^1$

素因数の和:76802

約数の個数: 20

約数和(自身を含む): 42842124

約数和(自身を除く): 21958780

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 76777, 153554, 307108, 614216, 1228432, 1305209, 2610418, 5220836, 10441672, 20883344]

約数ペア:

[(1, 20883344), (2, 10441672), (4, 5220836), (8, 2610418), (16, 1305209), (17, 1228432), (34, 614216), (68, 307108), (136, 153554), (272, 76777)]