20179915444

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{132857}}^1$

素因数の和:133024

約数の個数: 48

約数和(自身を含む): 39997698048

約数和(自身を除く): 19817782604

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 127, 254, 299, 508, 598, 1196, 1651, 2921, 3302, 5842, 6604, 11684, 37973, 75946, 132857, 151892, 265714, 531428, 1727141, 3055711, 3454282, 6111422, 6908564, 12222844, 16872839, 33745678, 39724243, 67491356, 79448486, 158896972, 219346907, 388075297, 438693814, 776150594, 877387628, 1552301188, 5044978861, 10089957722, 20179915444]

約数ペア:

[(1, 20179915444), (2, 10089957722), (4, 5044978861), (13, 1552301188), (23, 877387628), (26, 776150594), (46, 438693814), (52, 388075297), (92, 219346907), (127, 158896972), (254, 79448486), (299, 67491356), (508, 39724243), (598, 33745678), (1196, 16872839), (1651, 12222844), (2921, 6908564), (3302, 6111422), (5842, 3454282), (6604, 3055711), (11684, 1727141), (37973, 531428), (75946, 265714), (132857, 151892)]