19913242

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{349}}^1\times {\mathrm{607}}^1$

素因数の和:1005

約数の個数: 16

約数和(自身を含む): 30643200

約数和(自身を除く): 10729958

約数列:

[1, 2, 47, 94, 349, 607, 698, 1214, 16403, 28529, 32806, 57058, 211843, 423686, 9956621, 19913242]

約数ペア:

[(1, 19913242), (2, 9956621), (47, 423686), (94, 211843), (349, 57058), (607, 32806), (698, 28529), (1214, 16403)]