20882392

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{659}}^1$

素因数の和:915

約数の個数: 32

約数和(自身を含む): 41698800

約数和(自身を除く): 20816408

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 233, 466, 659, 932, 1318, 1864, 2636, 3961, 5272, 7922, 11203, 15844, 22406, 31688, 44812, 89624, 153547, 307094, 614188, 1228376, 2610299, 5220598, 10441196, 20882392]

約数ペア:

[(1, 20882392), (2, 10441196), (4, 5220598), (8, 2610299), (17, 1228376), (34, 614188), (68, 307094), (136, 153547), (233, 89624), (466, 44812), (659, 31688), (932, 22406), (1318, 15844), (1864, 11203), (2636, 7922), (3961, 5272)]