19308042

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{757}}^1$

素因数の和:887

約数の個数: 48

約数和(自身を含む): 45525480

約数和(自身を除く): 26217438

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 109, 117, 218, 234, 327, 654, 757, 981, 1417, 1514, 1962, 2271, 2834, 4251, 4542, 6813, 8502, 9841, 12753, 13626, 19682, 25506, 29523, 59046, 82513, 88569, 165026, 177138, 247539, 495078, 742617, 1072669, 1485234, 2145338, 3218007, 6436014, 9654021, 19308042]

約数ペア:

[(1, 19308042), (2, 9654021), (3, 6436014), (6, 3218007), (9, 2145338), (13, 1485234), (18, 1072669), (26, 742617), (39, 495078), (78, 247539), (109, 177138), (117, 165026), (218, 88569), (234, 82513), (327, 59046), (654, 29523), (757, 25506), (981, 19682), (1417, 13626), (1514, 12753), (1962, 9841), (2271, 8502), (2834, 6813), (4251, 4542)]