19653440257

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{167}}^1\times {\mathrm{233}}^1$

素因数の和:538

約数の個数: 64

約数和(自身を含む): 23877794304

約数和(自身を除く): 4224354047

約数列:

[1, 11, 17, 37, 73, 167, 187, 233, 407, 629, 803, 1241, 1837, 2563, 2701, 2839, 3961, 6179, 6919, 8621, 12191, 13651, 17009, 29711, 31229, 38911, 43571, 45917, 67969, 94831, 105043, 134101, 146557, 187099, 207247, 289153, 428021, 451067, 505087, 629333, 661487, 1155473, 1439707, 1612127, 2279717, 2840503, 3180683, 4961737, 6922663, 7276357, 7668139, 10698661, 15836777, 24475019, 31245533, 48288551, 84349529, 105098611, 117685271, 269225209, 531174061, 1156084721, 1786676387, 19653440257]

約数ペア:

[(1, 19653440257), (11, 1786676387), (17, 1156084721), (37, 531174061), (73, 269225209), (167, 117685271), (187, 105098611), (233, 84349529), (407, 48288551), (629, 31245533), (803, 24475019), (1241, 15836777), (1837, 10698661), (2563, 7668139), (2701, 7276357), (2839, 6922663), (3961, 4961737), (6179, 3180683), (6919, 2840503), (8621, 2279717), (12191, 1612127), (13651, 1439707), (17009, 1155473), (29711, 661487), (31229, 629333), (38911, 505087), (43571, 451067), (45917, 428021), (67969, 289153), (94831, 207247), (105043, 187099), (134101, 146557)]