19188670

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4391}}^1$

素因数の和:4440

約数の個数: 32

約数和(自身を含む): 37946880

約数和(自身を除く): 18758210

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 4370, 4391, 8782, 21955, 43910, 83429, 100993, 166858, 201986, 417145, 504965, 834290, 1009930, 1918867, 3837734, 9594335, 19188670]

約数ペア:

[(1, 19188670), (2, 9594335), (5, 3837734), (10, 1918867), (19, 1009930), (23, 834290), (38, 504965), (46, 417145), (95, 201986), (115, 166858), (190, 100993), (230, 83429), (437, 43910), (874, 21955), (2185, 8782), (4370, 4391)]