18693290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2207}}^1$

素因数の和:2243

約数の個数: 48

約数和(自身を含む): 42287616

約数和(自身を除く): 23594326

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 121, 154, 242, 385, 605, 770, 847, 1210, 1694, 2207, 4235, 4414, 8470, 11035, 15449, 22070, 24277, 30898, 48554, 77245, 121385, 154490, 169939, 242770, 267047, 339878, 534094, 849695, 1335235, 1699390, 1869329, 2670470, 3738658, 9346645, 18693290]

約数ペア:

[(1, 18693290), (2, 9346645), (5, 3738658), (7, 2670470), (10, 1869329), (11, 1699390), (14, 1335235), (22, 849695), (35, 534094), (55, 339878), (70, 267047), (77, 242770), (110, 169939), (121, 154490), (154, 121385), (242, 77245), (385, 48554), (605, 30898), (770, 24277), (847, 22070), (1210, 15449), (1694, 11035), (2207, 8470), (4235, 4414)]