20512093262

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1\times {\mathrm{6791}}^1$

素因数の和:7192

約数の個数: 32

約数和(自身を含む): 31688755200

約数和(自身を除く): 11176661938

約数列:

[1, 2, 71, 89, 142, 178, 239, 478, 6319, 6791, 12638, 13582, 16969, 21271, 33938, 42542, 482161, 604399, 964322, 1208798, 1510241, 1623049, 3020482, 3246098, 42912329, 85824658, 115236479, 144451361, 230472958, 288902722, 10256046631, 20512093262]

約数ペア:

[(1, 20512093262), (2, 10256046631), (71, 288902722), (89, 230472958), (142, 144451361), (178, 115236479), (239, 85824658), (478, 42912329), (6319, 3246098), (6791, 3020482), (12638, 1623049), (13582, 1510241), (16969, 1208798), (21271, 964322), (33938, 604399), (42542, 482161)]