18408816

素因数分解:

$2^4\times 3^3\times {\mathrm{43}}^1\times {\mathrm{991}}^1$

素因数の和:1051

約数の個数: 80

約数和(自身を含む): 54123520

約数和(自身を除く): 35714704

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 43, 48, 54, 72, 86, 108, 129, 144, 172, 216, 258, 344, 387, 432, 516, 688, 774, 991, 1032, 1161, 1548, 1982, 2064, 2322, 2973, 3096, 3964, 4644, 5946, 6192, 7928, 8919, 9288, 11892, 15856, 17838, 18576, 23784, 26757, 35676, 42613, 47568, 53514, 71352, 85226, 107028, 127839, 142704, 170452, 214056, 255678, 340904, 383517, 428112, 511356, 681808, 767034, 1022712, 1150551, 1534068, 2045424, 2301102, 3068136, 4602204, 6136272, 9204408, 18408816]

約数ペア:

[(1, 18408816), (2, 9204408), (3, 6136272), (4, 4602204), (6, 3068136), (8, 2301102), (9, 2045424), (12, 1534068), (16, 1150551), (18, 1022712), (24, 767034), (27, 681808), (36, 511356), (43, 428112), (48, 383517), (54, 340904), (72, 255678), (86, 214056), (108, 170452), (129, 142704), (144, 127839), (172, 107028), (216, 85226), (258, 71352), (344, 53514), (387, 47568), (432, 42613), (516, 35676), (688, 26757), (774, 23784), (991, 18576), (1032, 17838), (1161, 15856), (1548, 11892), (1982, 9288), (2064, 8919), (2322, 7928), (2973, 6192), (3096, 5946), (3964, 4644)]