20808212632

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{487}}^1\times {\mathrm{55061}}^1$

素因数の和:55651

約数の個数: 32

約数和(自身を含む): 39499276320

約数和(自身を除く): 18691063688

約数列:

[1, 2, 4, 8, 97, 194, 388, 487, 776, 974, 1948, 3896, 47239, 55061, 94478, 110122, 188956, 220244, 377912, 440488, 5340917, 10681834, 21363668, 26814707, 42727336, 53629414, 107258828, 214517656, 2601026579, 5202053158, 10404106316, 20808212632]

約数ペア:

[(1, 20808212632), (2, 10404106316), (4, 5202053158), (8, 2601026579), (97, 214517656), (194, 107258828), (388, 53629414), (487, 42727336), (776, 26814707), (974, 21363668), (1948, 10681834), (3896, 5340917), (47239, 440488), (55061, 377912), (94478, 220244), (110122, 188956)]