20830832

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1667}}^1$

素因数の和:1757

約数の個数: 40

約数和(自身を含む): 44675712

約数和(自身を除く): 23844880

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 71, 88, 142, 176, 284, 568, 781, 1136, 1562, 1667, 3124, 3334, 6248, 6668, 12496, 13336, 18337, 26672, 36674, 73348, 118357, 146696, 236714, 293392, 473428, 946856, 1301927, 1893712, 2603854, 5207708, 10415416, 20830832]

約数ペア:

[(1, 20830832), (2, 10415416), (4, 5207708), (8, 2603854), (11, 1893712), (16, 1301927), (22, 946856), (44, 473428), (71, 293392), (88, 236714), (142, 146696), (176, 118357), (284, 73348), (568, 36674), (781, 26672), (1136, 18337), (1562, 13336), (1667, 12496), (3124, 6668), (3334, 6248)]