15120208

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{55589}}^1$

素因数の和:55614

約数の個数: 20

約数和(自身を含む): 31019220

約数和(自身を除く): 15899012

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 55589, 111178, 222356, 444712, 889424, 945013, 1890026, 3780052, 7560104, 15120208]

約数ペア:

[(1, 15120208), (2, 7560104), (4, 3780052), (8, 1890026), (16, 945013), (17, 889424), (34, 444712), (68, 222356), (136, 111178), (272, 55589)]