20595344

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{229}}^1$

素因数の和:328

約数の個数: 80

約数和(自身を含む): 50651520

約数和(自身を除く): 30056176

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 73, 77, 88, 112, 146, 154, 176, 229, 292, 308, 458, 511, 584, 616, 803, 916, 1022, 1168, 1232, 1603, 1606, 1832, 2044, 2519, 3206, 3212, 3664, 4088, 5038, 5621, 6412, 6424, 8176, 10076, 11242, 12824, 12848, 16717, 17633, 20152, 22484, 25648, 33434, 35266, 40304, 44968, 66868, 70532, 89936, 117019, 133736, 141064, 183887, 234038, 267472, 282128, 367774, 468076, 735548, 936152, 1287209, 1471096, 1872304, 2574418, 2942192, 5148836, 10297672, 20595344]

約数ペア:

[(1, 20595344), (2, 10297672), (4, 5148836), (7, 2942192), (8, 2574418), (11, 1872304), (14, 1471096), (16, 1287209), (22, 936152), (28, 735548), (44, 468076), (56, 367774), (73, 282128), (77, 267472), (88, 234038), (112, 183887), (146, 141064), (154, 133736), (176, 117019), (229, 89936), (292, 70532), (308, 66868), (458, 44968), (511, 40304), (584, 35266), (616, 33434), (803, 25648), (916, 22484), (1022, 20152), (1168, 17633), (1232, 16717), (1603, 12848), (1606, 12824), (1832, 11242), (2044, 10076), (2519, 8176), (3206, 6424), (3212, 6412), (3664, 5621), (4088, 5038)]