19783617

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{277}}^1$

素因数の和:485

約数の個数: 32

約数和(自身を含む): 32025600

約数和(自身を除く): 12241983

約数列:

[1, 3, 7, 19, 21, 57, 133, 179, 277, 399, 537, 831, 1253, 1939, 3401, 3759, 5263, 5817, 10203, 15789, 23807, 36841, 49583, 71421, 110523, 148749, 347081, 942077, 1041243, 2826231, 6594539, 19783617]

約数ペア:

[(1, 19783617), (3, 6594539), (7, 2826231), (19, 1041243), (21, 942077), (57, 347081), (133, 148749), (179, 110523), (277, 71421), (399, 49583), (537, 36841), (831, 23807), (1253, 15789), (1939, 10203), (3401, 5817), (3759, 5263)]