19753592

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{431}}^1$

素因数の和:791

約数の個数: 32

約数和(自身を含む): 39424320

約数和(自身を除く): 19670728

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 337, 431, 674, 862, 1348, 1724, 2696, 3448, 5729, 7327, 11458, 14654, 22916, 29308, 45832, 58616, 145247, 290494, 580988, 1161976, 2469199, 4938398, 9876796, 19753592]

約数ペア:

[(1, 19753592), (2, 9876796), (4, 4938398), (8, 2469199), (17, 1161976), (34, 580988), (68, 290494), (136, 145247), (337, 58616), (431, 45832), (674, 29308), (862, 22916), (1348, 14654), (1724, 11458), (2696, 7327), (3448, 5729)]