638638304

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{486767}}^1$

素因数の和:486818

約数の個数: 24

約数和(自身を含む): 1287988128

約数和(自身を除く): 649349824

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 656, 1312, 486767, 973534, 1947068, 3894136, 7788272, 15576544, 19957447, 39914894, 79829788, 159659576, 319319152, 638638304]

約数ペア:

[(1, 638638304), (2, 319319152), (4, 159659576), (8, 79829788), (16, 39914894), (32, 19957447), (41, 15576544), (82, 7788272), (164, 3894136), (328, 1947068), (656, 973534), (1312, 486767)]