19913672

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{131011}}^1$

素因数の和:131036

約数の個数: 16

約数和(自身を含む): 39303600

約数和(自身を除く): 19389928

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 131011, 262022, 524044, 1048088, 2489209, 4978418, 9956836, 19913672]

約数ペア:

[(1, 19913672), (2, 9956836), (4, 4978418), (8, 2489209), (19, 1048088), (38, 524044), (76, 262022), (152, 131011)]