18180470

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{3373}}^1$

素因数の和:3405

約数の個数: 48

約数和(自身を含む): 41540688

約数和(自身を除く): 23360218

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 154, 245, 385, 490, 539, 770, 1078, 2695, 3373, 5390, 6746, 16865, 23611, 33730, 37103, 47222, 74206, 118055, 165277, 185515, 236110, 259721, 330554, 371030, 519442, 826385, 1298605, 1652770, 1818047, 2597210, 3636094, 9090235, 18180470]

約数ペア:

[(1, 18180470), (2, 9090235), (5, 3636094), (7, 2597210), (10, 1818047), (11, 1652770), (14, 1298605), (22, 826385), (35, 519442), (49, 371030), (55, 330554), (70, 259721), (77, 236110), (98, 185515), (110, 165277), (154, 118055), (245, 74206), (385, 47222), (490, 37103), (539, 33730), (770, 23611), (1078, 16865), (2695, 6746), (3373, 5390)]