20123572623

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{7883}}^1$

素因数の和:8204

約数の個数: 64

約数和(自身を含む): 34367680512

約数和(自身を除く): 14244107889

約数列:

[1, 3, 7, 11, 21, 33, 43, 77, 129, 231, 257, 301, 473, 771, 903, 1419, 1799, 2827, 3311, 5397, 7883, 8481, 9933, 11051, 19789, 23649, 33153, 55181, 59367, 77357, 86713, 121561, 165543, 232071, 260139, 338969, 364683, 606991, 850927, 1016907, 1820973, 2025931, 2372783, 2552781, 3728659, 6077793, 7118349, 11185977, 14181517, 22285241, 26100613, 42544551, 66855723, 78301839, 87115033, 155996687, 261345099, 467990061, 609805231, 958265363, 1829415693, 2874796089, 6707857541, 20123572623]

約数ペア:

[(1, 20123572623), (3, 6707857541), (7, 2874796089), (11, 1829415693), (21, 958265363), (33, 609805231), (43, 467990061), (77, 261345099), (129, 155996687), (231, 87115033), (257, 78301839), (301, 66855723), (473, 42544551), (771, 26100613), (903, 22285241), (1419, 14181517), (1799, 11185977), (2827, 7118349), (3311, 6077793), (5397, 3728659), (7883, 2552781), (8481, 2372783), (9933, 2025931), (11051, 1820973), (19789, 1016907), (23649, 850927), (33153, 606991), (55181, 364683), (59367, 338969), (77357, 260139), (86713, 232071), (121561, 165543)]