20487648

素因数分解:

$2^5\times 3^1\times {\mathrm{101}}^1\times {\mathrm{2113}}^1$

素因数の和:2227

約数の個数: 48

約数和(自身を含む): 54338256

約数和(自身を除く): 33850608

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 101, 202, 303, 404, 606, 808, 1212, 1616, 2113, 2424, 3232, 4226, 4848, 6339, 8452, 9696, 12678, 16904, 25356, 33808, 50712, 67616, 101424, 202848, 213413, 426826, 640239, 853652, 1280478, 1707304, 2560956, 3414608, 5121912, 6829216, 10243824, 20487648]

約数ペア:

[(1, 20487648), (2, 10243824), (3, 6829216), (4, 5121912), (6, 3414608), (8, 2560956), (12, 1707304), (16, 1280478), (24, 853652), (32, 640239), (48, 426826), (96, 213413), (101, 202848), (202, 101424), (303, 67616), (404, 50712), (606, 33808), (808, 25356), (1212, 16904), (1616, 12678), (2113, 9696), (2424, 8452), (3232, 6339), (4226, 4848)]