19403433

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{6553}}^1$

素因数の和:6613

約数の個数: 24

約数和(自身を含む): 32717568

約数和(自身を除く): 13314135

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 6553, 19659, 45871, 58977, 137613, 307991, 412839, 923973, 2155937, 2771919, 6467811, 19403433]

約数ペア:

[(1, 19403433), (3, 6467811), (7, 2771919), (9, 2155937), (21, 923973), (47, 412839), (63, 307991), (141, 137613), (329, 58977), (423, 45871), (987, 19659), (2961, 6553)]