19711370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2903}}^1$

素因数の和:3014

約数の個数: 32

約数和(自身を含む): 40981248

約数和(自身を除く): 21269878

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 97, 194, 485, 679, 970, 1358, 2903, 3395, 5806, 6790, 14515, 20321, 29030, 40642, 101605, 203210, 281591, 563182, 1407955, 1971137, 2815910, 3942274, 9855685, 19711370]

約数ペア:

[(1, 19711370), (2, 9855685), (5, 3942274), (7, 2815910), (10, 1971137), (14, 1407955), (35, 563182), (70, 281591), (97, 203210), (194, 101605), (485, 40642), (679, 29030), (970, 20321), (1358, 14515), (2903, 6790), (3395, 5806)]