20528028066

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2039}}^1\times {\mathrm{18439}}^1$

素因数の和:20503

約数の個数: 64

約数和(自身を含む): 50558054400

約数和(自身を除く): 30030026334

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 2039, 4078, 6117, 12234, 14273, 18439, 26507, 28546, 36878, 42819, 53014, 55317, 79521, 85638, 110634, 129073, 159042, 185549, 239707, 258146, 371098, 387219, 479414, 556647, 719121, 774438, 1113294, 1438242, 1677949, 3355898, 5033847, 10067694, 37597121, 75194242, 112791363, 225582726, 263179847, 488762573, 526359694, 789539541, 977525146, 1466287719, 1579079082, 2932575438, 3421338011, 6842676022, 10264014033, 20528028066]

約数ペア:

[(1, 20528028066), (2, 10264014033), (3, 6842676022), (6, 3421338011), (7, 2932575438), (13, 1579079082), (14, 1466287719), (21, 977525146), (26, 789539541), (39, 526359694), (42, 488762573), (78, 263179847), (91, 225582726), (182, 112791363), (273, 75194242), (546, 37597121), (2039, 10067694), (4078, 5033847), (6117, 3355898), (12234, 1677949), (14273, 1438242), (18439, 1113294), (26507, 774438), (28546, 719121), (36878, 556647), (42819, 479414), (53014, 387219), (55317, 371098), (79521, 258146), (85638, 239707), (110634, 185549), (129073, 159042)]