18977832962

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1\times {\mathrm{63611}}^1$

素因数の和:63886

約数の個数: 32

約数和(自身を含む): 31657402368

約数和(自身を除く): 12679569406

約数列:

[1, 2, 11, 22, 71, 142, 191, 382, 781, 1562, 2101, 4202, 13561, 27122, 63611, 127222, 149171, 298342, 699721, 1399442, 4516381, 9032762, 12149701, 24299402, 49680191, 99360382, 133646711, 267293422, 862628771, 1725257542, 9488916481, 18977832962]

約数ペア:

[(1, 18977832962), (2, 9488916481), (11, 1725257542), (22, 862628771), (71, 267293422), (142, 133646711), (191, 99360382), (382, 49680191), (781, 24299402), (1562, 12149701), (2101, 9032762), (4202, 4516381), (13561, 1399442), (27122, 699721), (63611, 298342), (127222, 149171)]