31780378

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1993}}^1$

素因数の和:2086

約数の個数: 32

約数和(自身を含む): 58575744

約数和(自身を除く): 26795366

約数列:

[1, 2, 7, 14, 17, 34, 67, 119, 134, 238, 469, 938, 1139, 1993, 2278, 3986, 7973, 13951, 15946, 27902, 33881, 67762, 133531, 237167, 267062, 474334, 934717, 1869434, 2270027, 4540054, 15890189, 31780378]

約数ペア:

[(1, 31780378), (2, 15890189), (7, 4540054), (14, 2270027), (17, 1869434), (34, 934717), (67, 474334), (119, 267062), (134, 237167), (238, 133531), (469, 67762), (938, 33881), (1139, 27902), (1993, 15946), (2278, 13951), (3986, 7973)]