20564412

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1877}}^1$

素因数の和:1978

約数の個数: 48

約数和(自身を含む): 53004672

約数和(自身を除く): 32440260

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 83, 132, 166, 249, 332, 498, 913, 996, 1826, 1877, 2739, 3652, 3754, 5478, 5631, 7508, 10956, 11262, 20647, 22524, 41294, 61941, 82588, 123882, 155791, 247764, 311582, 467373, 623164, 934746, 1713701, 1869492, 3427402, 5141103, 6854804, 10282206, 20564412]

約数ペア:

[(1, 20564412), (2, 10282206), (3, 6854804), (4, 5141103), (6, 3427402), (11, 1869492), (12, 1713701), (22, 934746), (33, 623164), (44, 467373), (66, 311582), (83, 247764), (132, 155791), (166, 123882), (249, 82588), (332, 61941), (498, 41294), (913, 22524), (996, 20647), (1826, 11262), (1877, 10956), (2739, 7508), (3652, 5631), (3754, 5478)]