20180867816

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{4073}}^1\times {\mathrm{19979}}^1$

素因数の和:24089

約数の個数: 32

約数和(自身を含む): 39071289600

約数和(自身を除く): 18890421784

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 4073, 8146, 16292, 19979, 32584, 39958, 79916, 126263, 159832, 252526, 505052, 619349, 1010104, 1238698, 2477396, 4954792, 81374467, 162748934, 325497868, 650995736, 2522608477, 5045216954, 10090433908, 20180867816]

約数ペア:

[(1, 20180867816), (2, 10090433908), (4, 5045216954), (8, 2522608477), (31, 650995736), (62, 325497868), (124, 162748934), (248, 81374467), (4073, 4954792), (8146, 2477396), (16292, 1238698), (19979, 1010104), (32584, 619349), (39958, 505052), (79916, 252526), (126263, 159832)]