20147621944

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{2389}}^1\times {\mathrm{62011}}^1$

素因数の和:64423

約数の個数: 32

約数和(自身を含む): 40016343600

約数和(自身を除く): 19868721656

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 2389, 4778, 9556, 19112, 40613, 62011, 81226, 124022, 162452, 248044, 324904, 496088, 1054187, 2108374, 4216748, 8433496, 148144279, 296288558, 592577116, 1185154232, 2518452743, 5036905486, 10073810972, 20147621944]

約数ペア:

[(1, 20147621944), (2, 10073810972), (4, 5036905486), (8, 2518452743), (17, 1185154232), (34, 592577116), (68, 296288558), (136, 148144279), (2389, 8433496), (4778, 4216748), (9556, 2108374), (19112, 1054187), (40613, 496088), (62011, 324904), (81226, 248044), (124022, 162452)]