20515614

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2251}}^1$

素因数の和:2301

約数の個数: 48

約数和(自身を含む): 49291776

約数和(自身を除く): 28776162

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 49, 62, 93, 98, 147, 186, 217, 294, 434, 651, 1302, 1519, 2251, 3038, 4502, 4557, 6753, 9114, 13506, 15757, 31514, 47271, 69781, 94542, 110299, 139562, 209343, 220598, 330897, 418686, 488467, 661794, 976934, 1465401, 2930802, 3419269, 6838538, 10257807, 20515614]

約数ペア:

[(1, 20515614), (2, 10257807), (3, 6838538), (6, 3419269), (7, 2930802), (14, 1465401), (21, 976934), (31, 661794), (42, 488467), (49, 418686), (62, 330897), (93, 220598), (98, 209343), (147, 139562), (186, 110299), (217, 94542), (294, 69781), (434, 47271), (651, 31514), (1302, 15757), (1519, 13506), (2251, 9114), (3038, 6753), (4502, 4557)]