20155728

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{18257}}^1$

素因数の和:18291

約数の個数: 40

約数和(自身を含む): 54335808

約数和(自身を除く): 34180080

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 138, 184, 276, 368, 552, 1104, 18257, 36514, 54771, 73028, 109542, 146056, 219084, 292112, 419911, 438168, 839822, 876336, 1259733, 1679644, 2519466, 3359288, 5038932, 6718576, 10077864, 20155728]

約数ペア:

[(1, 20155728), (2, 10077864), (3, 6718576), (4, 5038932), (6, 3359288), (8, 2519466), (12, 1679644), (16, 1259733), (23, 876336), (24, 839822), (46, 438168), (48, 419911), (69, 292112), (92, 219084), (138, 146056), (184, 109542), (276, 73028), (368, 54771), (552, 36514), (1104, 18257)]