2489656

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{647}}^1$

素因数の和:703

約数の個数: 32

約数和(自身を含む): 5171040

約数和(自身を除く): 2681384

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 148, 296, 481, 647, 962, 1294, 1924, 2588, 3848, 5176, 8411, 16822, 23939, 33644, 47878, 67288, 95756, 191512, 311207, 622414, 1244828, 2489656]

約数ペア:

[(1, 2489656), (2, 1244828), (4, 622414), (8, 311207), (13, 191512), (26, 95756), (37, 67288), (52, 47878), (74, 33644), (104, 23939), (148, 16822), (296, 8411), (481, 5176), (647, 3848), (962, 2588), (1294, 1924)]