20194227729

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{11119}}^1$

素因数の和:11219

約数の個数: 72

約数和(自身を含む): 33927653760

約数和(自身を除く): 13733426031

約数列:

[1, 3, 9, 13, 19, 39, 43, 57, 117, 129, 171, 247, 361, 387, 559, 741, 817, 1083, 1677, 2223, 2451, 3249, 4693, 5031, 7353, 10621, 11119, 14079, 15523, 31863, 33357, 42237, 46569, 95589, 100071, 139707, 144547, 201799, 211261, 433641, 478117, 605397, 633783, 1300923, 1434351, 1816191, 1901349, 2746393, 4013959, 4303053, 6215521, 8239179, 9084223, 12041877, 18646563, 24717537, 27252669, 36125631, 52181467, 55939689, 81758007, 118094899, 156544401, 172600237, 354284697, 469633203, 517800711, 1062854091, 1553402133, 2243803081, 6731409243, 20194227729]

約数ペア:

[(1, 20194227729), (3, 6731409243), (9, 2243803081), (13, 1553402133), (19, 1062854091), (39, 517800711), (43, 469633203), (57, 354284697), (117, 172600237), (129, 156544401), (171, 118094899), (247, 81758007), (361, 55939689), (387, 52181467), (559, 36125631), (741, 27252669), (817, 24717537), (1083, 18646563), (1677, 12041877), (2223, 9084223), (2451, 8239179), (3249, 6215521), (4693, 4303053), (5031, 4013959), (7353, 2746393), (10621, 1901349), (11119, 1816191), (14079, 1434351), (15523, 1300923), (31863, 633783), (33357, 605397), (42237, 478117), (46569, 433641), (95589, 211261), (100071, 201799), (139707, 144547)]