20199665252

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{5407}}^1\times {\mathrm{71843}}^1$

素因数の和:77267

約数の個数: 24

約数和(自身を含む): 38076170496

約数和(自身を除く): 17876505244

約数列:

[1, 2, 4, 13, 26, 52, 5407, 10814, 21628, 70291, 71843, 140582, 143686, 281164, 287372, 933959, 1867918, 3735836, 388455101, 776910202, 1553820404, 5049916313, 10099832626, 20199665252]

約数ペア:

[(1, 20199665252), (2, 10099832626), (4, 5049916313), (13, 1553820404), (26, 776910202), (52, 388455101), (5407, 3735836), (10814, 1867918), (21628, 933959), (70291, 287372), (71843, 281164), (140582, 143686)]