1801490054

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{520963}}^1$

素因数の和:521004

約数の個数: 32

約数和(自身を含む): 3500878080

約数和(自身を除く): 1699388026

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 520963, 1041926, 3646741, 6772519, 7293482, 9898297, 13545038, 19796594, 47407633, 69288079, 94815266, 128677861, 138576158, 257355722, 900745027, 1801490054]

約数ペア:

[(1, 1801490054), (2, 900745027), (7, 257355722), (13, 138576158), (14, 128677861), (19, 94815266), (26, 69288079), (38, 47407633), (91, 19796594), (133, 13545038), (182, 9898297), (247, 7293482), (266, 6772519), (494, 3646741), (1729, 1041926), (3458, 520963)]