20847492

素因数分解:

$2^2\times 3^2\times {\mathrm{239}}^1\times {\mathrm{2423}}^1$

素因数の和:2672

約数の個数: 36

約数和(自身を含む): 52940160

約数和(自身を除く): 32092668

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 239, 478, 717, 956, 1434, 2151, 2423, 2868, 4302, 4846, 7269, 8604, 9692, 14538, 21807, 29076, 43614, 87228, 579097, 1158194, 1737291, 2316388, 3474582, 5211873, 6949164, 10423746, 20847492]

約数ペア:

[(1, 20847492), (2, 10423746), (3, 6949164), (4, 5211873), (6, 3474582), (9, 2316388), (12, 1737291), (18, 1158194), (36, 579097), (239, 87228), (478, 43614), (717, 29076), (956, 21807), (1434, 14538), (2151, 9692), (2423, 8604), (2868, 7269), (4302, 4846)]