2006646928

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{21391}}^1$

素因数の和:21464

約数の個数: 80

約数和(自身を含む): 4679200512

約数和(自身を除く): 2672553584

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 41, 44, 52, 82, 88, 104, 143, 164, 176, 208, 286, 328, 451, 533, 572, 656, 902, 1066, 1144, 1804, 2132, 2288, 3608, 4264, 5863, 7216, 8528, 11726, 21391, 23452, 42782, 46904, 85564, 93808, 171128, 235301, 278083, 342256, 470602, 556166, 877031, 941204, 1112332, 1754062, 1882408, 2224664, 3058913, 3508124, 3764816, 4449328, 6117826, 7016248, 9647341, 11401403, 12235652, 14032496, 19294682, 22802806, 24471304, 38589364, 45605612, 48942608, 77178728, 91211224, 125415433, 154357456, 182422448, 250830866, 501661732, 1003323464, 2006646928]

約数ペア:

[(1, 2006646928), (2, 1003323464), (4, 501661732), (8, 250830866), (11, 182422448), (13, 154357456), (16, 125415433), (22, 91211224), (26, 77178728), (41, 48942608), (44, 45605612), (52, 38589364), (82, 24471304), (88, 22802806), (104, 19294682), (143, 14032496), (164, 12235652), (176, 11401403), (208, 9647341), (286, 7016248), (328, 6117826), (451, 4449328), (533, 3764816), (572, 3508124), (656, 3058913), (902, 2224664), (1066, 1882408), (1144, 1754062), (1804, 1112332), (2132, 941204), (2288, 877031), (3608, 556166), (4264, 470602), (5863, 342256), (7216, 278083), (8528, 235301), (11726, 171128), (21391, 93808), (23452, 85564), (42782, 46904)]