20199803127

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9601}}^1\times {\mathrm{5273}}^1$

素因数の和:14903

約数の個数: 32

約数和(自身を含む): 32410206720

約数和(自身を除く): 12210403593

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 5273, 9601, 15819, 28803, 36911, 67207, 100187, 110733, 182419, 201621, 300561, 547257, 701309, 1276933, 2103927, 3830799, 50626073, 151878219, 354382511, 961895387, 1063147533, 2885686161, 6733267709, 20199803127]

約数ペア:

[(1, 20199803127), (3, 6733267709), (7, 2885686161), (19, 1063147533), (21, 961895387), (57, 354382511), (133, 151878219), (399, 50626073), (5273, 3830799), (9601, 2103927), (15819, 1276933), (28803, 701309), (36911, 547257), (67207, 300561), (100187, 201621), (110733, 182419)]