18710826

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{947}}^1$

素因数の和:1078

約数の個数: 32

約数和(自身を含む): 38905920

約数和(自身を除く): 20195094

約数列:

[1, 2, 3, 6, 37, 74, 89, 111, 178, 222, 267, 534, 947, 1894, 2841, 3293, 5682, 6586, 9879, 19758, 35039, 70078, 84283, 105117, 168566, 210234, 252849, 505698, 3118471, 6236942, 9355413, 18710826]

約数ペア:

[(1, 18710826), (2, 9355413), (3, 6236942), (6, 3118471), (37, 505698), (74, 252849), (89, 210234), (111, 168566), (178, 105117), (222, 84283), (267, 70078), (534, 35039), (947, 19758), (1894, 9879), (2841, 6586), (3293, 5682)]