16391908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{353}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 33304320

約数和(自身を除く): 16912412

約数列:

[1, 2, 4, 13, 19, 26, 38, 47, 52, 76, 94, 188, 247, 353, 494, 611, 706, 893, 988, 1222, 1412, 1786, 2444, 3572, 4589, 6707, 9178, 11609, 13414, 16591, 18356, 23218, 26828, 33182, 46436, 66364, 87191, 174382, 215683, 315229, 348764, 431366, 630458, 862732, 1260916, 4097977, 8195954, 16391908]

約数ペア:

[(1, 16391908), (2, 8195954), (4, 4097977), (13, 1260916), (19, 862732), (26, 630458), (38, 431366), (47, 348764), (52, 315229), (76, 215683), (94, 174382), (188, 87191), (247, 66364), (353, 46436), (494, 33182), (611, 26828), (706, 23218), (893, 18356), (988, 16591), (1222, 13414), (1412, 11609), (1786, 9178), (2444, 6707), (3572, 4589)]