1838919598

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:449

約数の個数: 64

約数和(自身を含む): 3104640000

約数和(自身を除く): 1265720402

約数列:

[1, 2, 19, 23, 38, 46, 97, 109, 194, 199, 218, 398, 437, 874, 1843, 2071, 2231, 2507, 3686, 3781, 4142, 4462, 4577, 5014, 7562, 9154, 10573, 19303, 21146, 21691, 38606, 42389, 43382, 47633, 84778, 86963, 95266, 173926, 200887, 243179, 366757, 401774, 412129, 443969, 486358, 498893, 733514, 824258, 887938, 997786, 2104027, 4208054, 4620401, 8435411, 9240802, 9478967, 16870822, 18957934, 39976513, 48392621, 79953026, 96785242, 919459799, 1838919598]

約数ペア:

[(1, 1838919598), (2, 919459799), (19, 96785242), (23, 79953026), (38, 48392621), (46, 39976513), (97, 18957934), (109, 16870822), (194, 9478967), (199, 9240802), (218, 8435411), (398, 4620401), (437, 4208054), (874, 2104027), (1843, 997786), (2071, 887938), (2231, 824258), (2507, 733514), (3686, 498893), (3781, 486358), (4142, 443969), (4462, 412129), (4577, 401774), (5014, 366757), (7562, 243179), (9154, 200887), (10573, 173926), (19303, 95266), (21146, 86963), (21691, 84778), (38606, 47633), (42389, 43382)]