20153996709

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1847}}^1\times {\mathrm{47237}}^1$

素因数の和:49105

約数の個数: 32

約数和(自身を含む): 33521596416

約数和(自身を除く): 13367599707

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 1847, 5541, 12929, 20317, 38787, 47237, 60951, 141711, 142219, 330659, 426657, 519607, 991977, 1558821, 3637249, 10911747, 87246739, 261740217, 610727173, 959714129, 1832181519, 2879142387, 6717998903, 20153996709]

約数ペア:

[(1, 20153996709), (3, 6717998903), (7, 2879142387), (11, 1832181519), (21, 959714129), (33, 610727173), (77, 261740217), (231, 87246739), (1847, 10911747), (5541, 3637249), (12929, 1558821), (20317, 991977), (38787, 519607), (47237, 426657), (60951, 330659), (141711, 142219)]