16880248

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{409}}^1$

素因数の和:500

約数の個数: 64

約数和(自身を含む): 40147200

約数和(自身を除く): 23266952

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 67, 77, 88, 134, 154, 268, 308, 409, 469, 536, 616, 737, 818, 938, 1474, 1636, 1876, 2863, 2948, 3272, 3752, 4499, 5159, 5726, 5896, 8998, 10318, 11452, 17996, 20636, 22904, 27403, 31493, 35992, 41272, 54806, 62986, 109612, 125972, 191821, 219224, 251944, 301433, 383642, 602866, 767284, 1205732, 1534568, 2110031, 2411464, 4220062, 8440124, 16880248]

約数ペア:

[(1, 16880248), (2, 8440124), (4, 4220062), (7, 2411464), (8, 2110031), (11, 1534568), (14, 1205732), (22, 767284), (28, 602866), (44, 383642), (56, 301433), (67, 251944), (77, 219224), (88, 191821), (134, 125972), (154, 109612), (268, 62986), (308, 54806), (409, 41272), (469, 35992), (536, 31493), (616, 27403), (737, 22904), (818, 20636), (938, 17996), (1474, 11452), (1636, 10318), (1876, 8998), (2863, 5896), (2948, 5726), (3272, 5159), (3752, 4499)]