19545843

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{2069}}^1$

素因数の和:2186

約数の個数: 16

約数和(自身を含む): 27025920

約数和(自身を除く): 7480077

約数列:

[1, 3, 47, 67, 141, 201, 2069, 3149, 6207, 9447, 97243, 138623, 291729, 415869, 6515281, 19545843]

約数ペア:

[(1, 19545843), (3, 6515281), (47, 415869), (67, 291729), (141, 138623), (201, 97243), (2069, 9447), (3149, 6207)]