19209370

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1777}}^1$

素因数の和:1854

約数の個数: 32

約数和(自身を含む): 36868608

約数和(自身を除く): 17659238

約数列:

[1, 2, 5, 10, 23, 46, 47, 94, 115, 230, 235, 470, 1081, 1777, 2162, 3554, 5405, 8885, 10810, 17770, 40871, 81742, 83519, 167038, 204355, 408710, 417595, 835190, 1920937, 3841874, 9604685, 19209370]

約数ペア:

[(1, 19209370), (2, 9604685), (5, 3841874), (10, 1920937), (23, 835190), (46, 417595), (47, 408710), (94, 204355), (115, 167038), (230, 83519), (235, 81742), (470, 40871), (1081, 17770), (1777, 10810), (2162, 8885), (3554, 5405)]