55816516

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{20551}}^1$

素因数の和:20659

約数の個数: 24

約数和(自身を含む): 112789376

約数和(自身を除く): 56972860

約数列:

[1, 2, 4, 7, 14, 28, 97, 194, 388, 679, 1358, 2716, 20551, 41102, 82204, 143857, 287714, 575428, 1993447, 3986894, 7973788, 13954129, 27908258, 55816516]

約数ペア:

[(1, 55816516), (2, 27908258), (4, 13954129), (7, 7973788), (14, 3986894), (28, 1993447), (97, 575428), (194, 287714), (388, 143857), (679, 82204), (1358, 41102), (2716, 20551)]