19918105

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1\times {\mathrm{269}}^1$

素因数の和:584

約数の個数: 16

約数和(自身を含む): 24494400

約数和(自身を除く): 4576295

約数列:

[1, 5, 59, 251, 269, 295, 1255, 1345, 14809, 15871, 67519, 74045, 79355, 337595, 3983621, 19918105]

約数ペア:

[(1, 19918105), (5, 3983621), (59, 337595), (251, 79355), (269, 74045), (295, 67519), (1255, 15871), (1345, 14809)]