20760986884

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{227}}^1\times {\mathrm{233}}^1\times {\mathrm{811}}^1$

素因数の和:1297

約数の個数: 72

約数和(自身を含む): 40332618144

約数和(自身を除く): 19571631260

約数列:

[1, 2, 4, 11, 22, 44, 121, 227, 233, 242, 454, 466, 484, 811, 908, 932, 1622, 2497, 2563, 3244, 4994, 5126, 8921, 9988, 10252, 17842, 27467, 28193, 35684, 52891, 54934, 56386, 98131, 105782, 109868, 112772, 184097, 188963, 196262, 211564, 368194, 377926, 392524, 581801, 736388, 755852, 1163602, 2025067, 2078593, 2327204, 4050134, 4157186, 6399811, 8100268, 8314372, 12799622, 22275737, 22864523, 25599244, 42894601, 44551474, 45729046, 85789202, 89102948, 91458092, 171578404, 471840611, 943681222, 1887362444, 5190246721, 10380493442, 20760986884]

約数ペア:

[(1, 20760986884), (2, 10380493442), (4, 5190246721), (11, 1887362444), (22, 943681222), (44, 471840611), (121, 171578404), (227, 91458092), (233, 89102948), (242, 85789202), (454, 45729046), (466, 44551474), (484, 42894601), (811, 25599244), (908, 22864523), (932, 22275737), (1622, 12799622), (2497, 8314372), (2563, 8100268), (3244, 6399811), (4994, 4157186), (5126, 4050134), (8921, 2327204), (9988, 2078593), (10252, 2025067), (17842, 1163602), (27467, 755852), (28193, 736388), (35684, 581801), (52891, 392524), (54934, 377926), (56386, 368194), (98131, 211564), (105782, 196262), (109868, 188963), (112772, 184097)]