4207208

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1$

素因数の和:425

約数の個数: 32

約数和(自身を含む): 8424000

約数和(自身を除く): 4216792

約数列:

[1, 2, 4, 8, 19, 38, 76, 89, 152, 178, 311, 356, 622, 712, 1244, 1691, 2488, 3382, 5909, 6764, 11818, 13528, 23636, 27679, 47272, 55358, 110716, 221432, 525901, 1051802, 2103604, 4207208]

約数ペア:

[(1, 4207208), (2, 2103604), (4, 1051802), (8, 525901), (19, 221432), (38, 110716), (76, 55358), (89, 47272), (152, 27679), (178, 23636), (311, 13528), (356, 11818), (622, 6764), (712, 5909), (1244, 3382), (1691, 2488)]