20199751956

素因数分解:

$2^2\times 3^2\times {\mathrm{173}}^1\times {\mathrm{3243377}}^1$

素因数の和:3243560

約数の個数: 36

約数和(自身を含む): 51355647252

約数和(自身を除く): 31155895296

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 173, 346, 519, 692, 1038, 1557, 2076, 3114, 6228, 3243377, 6486754, 9730131, 12973508, 19460262, 29190393, 38920524, 58380786, 116761572, 561104221, 1122208442, 1683312663, 2244416884, 3366625326, 5049937989, 6733250652, 10099875978, 20199751956]

約数ペア:

[(1, 20199751956), (2, 10099875978), (3, 6733250652), (4, 5049937989), (6, 3366625326), (9, 2244416884), (12, 1683312663), (18, 1122208442), (36, 561104221), (173, 116761572), (346, 58380786), (519, 38920524), (692, 29190393), (1038, 19460262), (1557, 12973508), (2076, 9730131), (3114, 6486754), (6228, 3243377)]