20354112866

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1\times {\mathrm{367}}^1$

素因数の和:807

約数の個数: 64

約数和(自身を含む): 32904216576

約数和(自身を除く): 12550103710

約数列:

[1, 2, 31, 43, 62, 71, 86, 142, 293, 367, 586, 734, 1333, 2201, 2666, 3053, 4402, 6106, 9083, 11377, 12599, 15781, 18166, 20803, 22754, 25198, 26057, 31562, 41606, 52114, 94643, 107531, 189286, 215062, 390569, 489211, 644893, 781138, 807767, 894529, 978422, 1120451, 1289786, 1615534, 1789058, 2240902, 3333461, 4623833, 6666922, 7634701, 9247666, 15269402, 27730399, 34733981, 55460798, 69467962, 143338823, 236675731, 286677646, 328292143, 473351462, 656584286, 10177056433, 20354112866]

約数ペア:

[(1, 20354112866), (2, 10177056433), (31, 656584286), (43, 473351462), (62, 328292143), (71, 286677646), (86, 236675731), (142, 143338823), (293, 69467962), (367, 55460798), (586, 34733981), (734, 27730399), (1333, 15269402), (2201, 9247666), (2666, 7634701), (3053, 6666922), (4402, 4623833), (6106, 3333461), (9083, 2240902), (11377, 1789058), (12599, 1615534), (15781, 1289786), (18166, 1120451), (20803, 978422), (22754, 894529), (25198, 807767), (26057, 781138), (31562, 644893), (41606, 489211), (52114, 390569), (94643, 215062), (107531, 189286)]