20137575484

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{2466631}}^1$

素因数の和:2466805

約数の個数: 24

約数和(自身を含む): 38193329888

約数和(自身を除く): 18055754404

約数列:

[1, 2, 4, 13, 26, 52, 157, 314, 628, 2041, 4082, 8164, 2466631, 4933262, 9866524, 32066203, 64132406, 128264812, 387261067, 774522134, 1549044268, 5034393871, 10068787742, 20137575484]

約数ペア:

[(1, 20137575484), (2, 10068787742), (4, 5034393871), (13, 1549044268), (26, 774522134), (52, 387261067), (157, 128264812), (314, 64132406), (628, 32066203), (2041, 9866524), (4082, 4933262), (8164, 2466631)]