16644784

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1861}}^1$

素因数の和:1925

約数の個数: 40

約数和(自身を含む): 35556752

約数和(自身を除く): 18911968

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 1861, 2236, 3722, 4472, 7444, 8944, 14888, 24193, 29776, 48386, 80023, 96772, 160046, 193544, 320092, 387088, 640184, 1040299, 1280368, 2080598, 4161196, 8322392, 16644784]

約数ペア:

[(1, 16644784), (2, 8322392), (4, 4161196), (8, 2080598), (13, 1280368), (16, 1040299), (26, 640184), (43, 387088), (52, 320092), (86, 193544), (104, 160046), (172, 96772), (208, 80023), (344, 48386), (559, 29776), (688, 24193), (1118, 14888), (1861, 8944), (2236, 7444), (3722, 4472)]