20197780924

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{389}}^1\times {\mathrm{564373}}^1$

素因数の和:564789

約数の個数: 24

約数和(自身を含む): 36977784480

約数和(自身を除く): 16780003556

約数列:

[1, 2, 4, 23, 46, 92, 389, 778, 1556, 8947, 17894, 35788, 564373, 1128746, 2257492, 12980579, 25961158, 51922316, 219541097, 439082194, 878164388, 5049445231, 10098890462, 20197780924]

約数ペア:

[(1, 20197780924), (2, 10098890462), (4, 5049445231), (23, 878164388), (46, 439082194), (92, 219541097), (389, 51922316), (778, 25961158), (1556, 12980579), (8947, 2257492), (17894, 1128746), (35788, 564373)]