18339883.000000000

素因数分解:

$2^4\times 7^1\times {\mathrm{67}}^1\times {\mathrm{17977}}^1$

素因数の和:18059

約数の個数: 40

約数和(自身を含む): 303180992

約数和(自身を除く): 168281584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 67, 112, 134, 268, 469, 536, 938, 1072, 1876, 3752, 7504, 17977, 35954, 71908, 125839, 143816, 251678, 287632, 503356, 1006712, 1204459, 2013424, 2408918, 4817836, 8431213, 9635672, 16862426, 19271344, 33724852, 67449704, 134899408]

約数ペア:

[(1, 134899408), (2, 67449704), (4, 33724852), (7, 19271344), (8, 16862426), (14, 9635672), (16, 8431213), (28, 4817836), (56, 2408918), (67, 2013424), (112, 1204459), (134, 1006712), (268, 503356), (469, 287632), (536, 251678), (938, 143816), (1072, 125839), (1876, 71908), (3752, 35954), (7504, 17977)]