20162211616

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{1777}}^1\times {\mathrm{20857}}^1$

素因数の和:22661

約数の個数: 48

約数和(自身を含む): 42054984216

約数和(自身を除く): 21892772600

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 1777, 3554, 7108, 14216, 20857, 28432, 30209, 41714, 56864, 60418, 83428, 120836, 166856, 241672, 333712, 354569, 483344, 667424, 709138, 966688, 1418276, 2836552, 5673104, 11346208, 37062889, 74125778, 148251556, 296503112, 593006224, 630069113, 1186012448, 1260138226, 2520276452, 5040552904, 10081105808, 20162211616]

約数ペア:

[(1, 20162211616), (2, 10081105808), (4, 5040552904), (8, 2520276452), (16, 1260138226), (17, 1186012448), (32, 630069113), (34, 593006224), (68, 296503112), (136, 148251556), (272, 74125778), (544, 37062889), (1777, 11346208), (3554, 5673104), (7108, 2836552), (14216, 1418276), (20857, 966688), (28432, 709138), (30209, 667424), (41714, 483344), (56864, 354569), (60418, 333712), (83428, 241672), (120836, 166856)]