20161652533

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{443}}^1$

素因数の和:722

約数の個数: 48

約数和(自身を含む): 23734385856

約数和(自身を除く): 3572733323

約数列:

[1, 11, 19, 73, 157, 209, 361, 443, 803, 1387, 1727, 2983, 3971, 4873, 8417, 11461, 15257, 26353, 32339, 32813, 56677, 69551, 92587, 126071, 159923, 217759, 289883, 355729, 614441, 623447, 765061, 1321469, 1759153, 2395349, 4137421, 5077223, 6758851, 11674379, 14536159, 25107911, 45511631, 55849453, 96467237, 128418169, 276187021, 1061139607, 1832877503, 20161652533]

約数ペア:

[(1, 20161652533), (11, 1832877503), (19, 1061139607), (73, 276187021), (157, 128418169), (209, 96467237), (361, 55849453), (443, 45511631), (803, 25107911), (1387, 14536159), (1727, 11674379), (2983, 6758851), (3971, 5077223), (4873, 4137421), (8417, 2395349), (11461, 1759153), (15257, 1321469), (26353, 765061), (32339, 623447), (32813, 614441), (56677, 355729), (69551, 289883), (92587, 217759), (126071, 159923)]