219909844

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{101999}}^1$

素因数の和:102028

約数の個数: 36

約数和(自身を含む): 488376000

約数和(自身を除く): 268466156

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 539, 1078, 2156, 101999, 203998, 407996, 713993, 1121989, 1427986, 2243978, 2855972, 4487956, 4997951, 7853923, 9995902, 15707846, 19991804, 31415692, 54977461, 109954922, 219909844]

約数ペア:

[(1, 219909844), (2, 109954922), (4, 54977461), (7, 31415692), (11, 19991804), (14, 15707846), (22, 9995902), (28, 7853923), (44, 4997951), (49, 4487956), (77, 2855972), (98, 2243978), (154, 1427986), (196, 1121989), (308, 713993), (539, 407996), (1078, 203998), (2156, 101999)]