20161949262

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{290761}}^1$

素因数の和:290913

約数の個数: 64

約数和(自身を含む): 50020368384

約数和(自身を除く): 29858419122

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 127, 182, 254, 273, 381, 546, 762, 889, 1651, 1778, 2667, 3302, 4953, 5334, 9906, 11557, 23114, 34671, 69342, 290761, 581522, 872283, 1744566, 2035327, 3779893, 4070654, 6105981, 7559786, 11339679, 12211962, 22679358, 26459251, 36926647, 52918502, 73853294, 79377753, 110779941, 158755506, 221559882, 258486529, 480046411, 516973058, 775459587, 960092822, 1440139233, 1550919174, 2880278466, 3360324877, 6720649754, 10080974631, 20161949262]

約数ペア:

[(1, 20161949262), (2, 10080974631), (3, 6720649754), (6, 3360324877), (7, 2880278466), (13, 1550919174), (14, 1440139233), (21, 960092822), (26, 775459587), (39, 516973058), (42, 480046411), (78, 258486529), (91, 221559882), (127, 158755506), (182, 110779941), (254, 79377753), (273, 73853294), (381, 52918502), (546, 36926647), (762, 26459251), (889, 22679358), (1651, 12211962), (1778, 11339679), (2667, 7559786), (3302, 6105981), (4953, 4070654), (5334, 3779893), (9906, 2035327), (11557, 1744566), (23114, 872283), (34671, 581522), (69342, 290761)]