19356370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{941}}^1$

素因数の和:987

約数の個数: 48

約数和(自身を含む): 40592664

約数和(自身を除く): 21236294

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 121, 170, 187, 242, 374, 605, 935, 941, 1210, 1870, 1882, 2057, 4114, 4705, 9410, 10285, 10351, 15997, 20570, 20702, 31994, 51755, 79985, 103510, 113861, 159970, 175967, 227722, 351934, 569305, 879835, 1138610, 1759670, 1935637, 3871274, 9678185, 19356370]

約数ペア:

[(1, 19356370), (2, 9678185), (5, 3871274), (10, 1935637), (11, 1759670), (17, 1138610), (22, 879835), (34, 569305), (55, 351934), (85, 227722), (110, 175967), (121, 159970), (170, 113861), (187, 103510), (242, 79985), (374, 51755), (605, 31994), (935, 20702), (941, 20570), (1210, 15997), (1870, 10351), (1882, 10285), (2057, 9410), (4114, 4705)]