19852976

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{8677}}^1$

素因数の和:8709

約数の個数: 40

約数和(自身を含む): 45195024

約数和(自身を除く): 25342048

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 572, 1144, 2288, 8677, 17354, 34708, 69416, 95447, 112801, 138832, 190894, 225602, 381788, 451204, 763576, 902408, 1240811, 1527152, 1804816, 2481622, 4963244, 9926488, 19852976]

約数ペア:

[(1, 19852976), (2, 9926488), (4, 4963244), (8, 2481622), (11, 1804816), (13, 1527152), (16, 1240811), (22, 902408), (26, 763576), (44, 451204), (52, 381788), (88, 225602), (104, 190894), (143, 138832), (176, 112801), (208, 95447), (286, 69416), (572, 34708), (1144, 17354), (2288, 8677)]