2018550128

素因数分解:

$2^4\times 7^1\times {\mathrm{997}}^1\times {\mathrm{18077}}^1$

素因数の和:19089

約数の個数: 40

約数和(自身を含む): 4474377312

約数和(自身を除く): 2455827184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 997, 1994, 3988, 6979, 7976, 13958, 15952, 18077, 27916, 36154, 55832, 72308, 111664, 126539, 144616, 253078, 289232, 506156, 1012312, 2024624, 18022769, 36045538, 72091076, 126159383, 144182152, 252318766, 288364304, 504637532, 1009275064, 2018550128]

約数ペア:

[(1, 2018550128), (2, 1009275064), (4, 504637532), (7, 288364304), (8, 252318766), (14, 144182152), (16, 126159383), (28, 72091076), (56, 36045538), (112, 18022769), (997, 2024624), (1994, 1012312), (3988, 506156), (6979, 289232), (7976, 253078), (13958, 144616), (15952, 126539), (18077, 111664), (27916, 72308), (36154, 55832)]