19497746

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{419}}^1\times {\mathrm{439}}^1$

素因数の和:913

約数の個数: 16

約数和(自身を含む): 29937600

約数和(自身を除く): 10439854

約数列:

[1, 2, 53, 106, 419, 439, 838, 878, 22207, 23267, 44414, 46534, 183941, 367882, 9748873, 19497746]

約数ペア:

[(1, 19497746), (2, 9748873), (53, 367882), (106, 183941), (419, 46534), (439, 44414), (838, 23267), (878, 22207)]