20178580070

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{9654823}}^1$

素因数の和:9654860

約数の個数: 32

約数和(自身を含む): 41708839680

約数和(自身を除く): 21530259610

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 9654823, 19309646, 48274115, 96548230, 106203053, 183441637, 212406106, 366883274, 531015265, 917208185, 1062030530, 1834416370, 2017858007, 4035716014, 10089290035, 20178580070]

約数ペア:

[(1, 20178580070), (2, 10089290035), (5, 4035716014), (10, 2017858007), (11, 1834416370), (19, 1062030530), (22, 917208185), (38, 531015265), (55, 366883274), (95, 212406106), (110, 183441637), (190, 106203053), (209, 96548230), (418, 48274115), (1045, 19309646), (2090, 9654823)]