20736248

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{8669}}^1$

素因数の和:8711

約数の個数: 32

約数和(自身を含む): 43696800

約数和(自身を除く): 22960552

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 92, 104, 184, 299, 598, 1196, 2392, 8669, 17338, 34676, 69352, 112697, 199387, 225394, 398774, 450788, 797548, 901576, 1595096, 2592031, 5184062, 10368124, 20736248]

約数ペア:

[(1, 20736248), (2, 10368124), (4, 5184062), (8, 2592031), (13, 1595096), (23, 901576), (26, 797548), (46, 450788), (52, 398774), (92, 225394), (104, 199387), (184, 112697), (299, 69352), (598, 34676), (1196, 17338), (2392, 8669)]