20147054263

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{8243}}^1$

素因数の和:8356

約数の個数: 64

約数和(自身を含む): 27351613440

約数和(自身を除く): 7204559177

約数列:

[1, 7, 17, 19, 23, 47, 119, 133, 161, 323, 329, 391, 437, 799, 893, 1081, 2261, 2737, 3059, 5593, 6251, 7429, 7567, 8243, 15181, 18377, 20539, 52003, 57701, 106267, 128639, 140131, 143773, 156617, 189589, 349163, 387421, 980917, 1096319, 1327123, 2444141, 2662489, 2711947, 3223013, 3602191, 6586157, 7360999, 8910683, 18637423, 22561091, 25215337, 46103099, 51526993, 61237247, 62374781, 125136983, 151481611, 169302977, 428660729, 875958881, 1060371277, 1185120839, 2878150609, 20147054263]

約数ペア:

[(1, 20147054263), (7, 2878150609), (17, 1185120839), (19, 1060371277), (23, 875958881), (47, 428660729), (119, 169302977), (133, 151481611), (161, 125136983), (323, 62374781), (329, 61237247), (391, 51526993), (437, 46103099), (799, 25215337), (893, 22561091), (1081, 18637423), (2261, 8910683), (2737, 7360999), (3059, 6586157), (5593, 3602191), (6251, 3223013), (7429, 2711947), (7567, 2662489), (8243, 2444141), (15181, 1327123), (18377, 1096319), (20539, 980917), (52003, 387421), (57701, 349163), (106267, 189589), (128639, 156617), (140131, 143773)]