20573882

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{491}}^1$

素因数の和:614

約数の個数: 32

約数和(自身を含む): 36699264

約数和(自身を除く): 16125382

約数列:

[1, 2, 7, 14, 41, 73, 82, 146, 287, 491, 511, 574, 982, 1022, 2993, 3437, 5986, 6874, 20131, 20951, 35843, 40262, 41902, 71686, 140917, 250901, 281834, 501802, 1469563, 2939126, 10286941, 20573882]

約数ペア:

[(1, 20573882), (2, 10286941), (7, 2939126), (14, 1469563), (41, 501802), (73, 281834), (82, 250901), (146, 140917), (287, 71686), (491, 41902), (511, 40262), (574, 35843), (982, 20951), (1022, 20131), (2993, 6874), (3437, 5986)]