11720588

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 23496480

約数和(自身を除く): 11775892

約数列:

[1, 2, 4, 11, 22, 41, 44, 73, 82, 89, 146, 164, 178, 292, 356, 451, 803, 902, 979, 1606, 1804, 1958, 2993, 3212, 3649, 3916, 5986, 6497, 7298, 11972, 12994, 14596, 25988, 32923, 40139, 65846, 71467, 80278, 131692, 142934, 160556, 266377, 285868, 532754, 1065508, 2930147, 5860294, 11720588]

約数ペア:

[(1, 11720588), (2, 5860294), (4, 2930147), (11, 1065508), (22, 532754), (41, 285868), (44, 266377), (73, 160556), (82, 142934), (89, 131692), (146, 80278), (164, 71467), (178, 65846), (292, 40139), (356, 32923), (451, 25988), (803, 14596), (902, 12994), (979, 11972), (1606, 7298), (1804, 6497), (1958, 5986), (2993, 3916), (3212, 3649)]