18384752

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{263}}^1$

素因数の和:545

約数の個数: 40

約数和(自身を含む): 38006496

約数和(自身を除く): 19621744

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 257, 263, 272, 514, 526, 1028, 1052, 2056, 2104, 4112, 4208, 4369, 4471, 8738, 8942, 17476, 17884, 34952, 35768, 67591, 69904, 71536, 135182, 270364, 540728, 1081456, 1149047, 2298094, 4596188, 9192376, 18384752]

約数ペア:

[(1, 18384752), (2, 9192376), (4, 4596188), (8, 2298094), (16, 1149047), (17, 1081456), (34, 540728), (68, 270364), (136, 135182), (257, 71536), (263, 69904), (272, 67591), (514, 35768), (526, 34952), (1028, 17884), (1052, 17476), (2056, 8942), (2104, 8738), (4112, 4471), (4208, 4369)]