20772648

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{22193}}^1$

素因数の和:22218

約数の個数: 48

約数和(自身を含む): 60589620

約数和(自身を除く): 39816972

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 22193, 44386, 66579, 88772, 133158, 177544, 199737, 266316, 288509, 399474, 532632, 577018, 798948, 865527, 1154036, 1597896, 1731054, 2308072, 2596581, 3462108, 5193162, 6924216, 10386324, 20772648]

約数ペア:

[(1, 20772648), (2, 10386324), (3, 6924216), (4, 5193162), (6, 3462108), (8, 2596581), (9, 2308072), (12, 1731054), (13, 1597896), (18, 1154036), (24, 865527), (26, 798948), (36, 577018), (39, 532632), (52, 399474), (72, 288509), (78, 266316), (104, 199737), (117, 177544), (156, 133158), (234, 88772), (312, 66579), (468, 44386), (936, 22193)]