20213878839

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{325301}}^1$

素因数の和:325591

約数の個数: 32

約数和(自身を含む): 33727311360

約数和(自身を除く): 13513432521

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 269, 807, 1883, 2959, 5649, 8877, 20713, 62139, 325301, 975903, 2277107, 3578311, 6831321, 10734933, 25048177, 75144531, 87505969, 262517907, 612541783, 962565659, 1837625349, 2887696977, 6737959613, 20213878839]

約数ペア:

[(1, 20213878839), (3, 6737959613), (7, 2887696977), (11, 1837625349), (21, 962565659), (33, 612541783), (77, 262517907), (231, 87505969), (269, 75144531), (807, 25048177), (1883, 10734933), (2959, 6831321), (5649, 3578311), (8877, 2277107), (20713, 975903), (62139, 325301)]