20867532

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1543}}^1$

素因数の和:1587

約数の個数: 72

約数和(自身を含む): 59141376

約数和(自身を除く): 38273844

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 49, 69, 84, 92, 98, 138, 147, 161, 196, 276, 294, 322, 483, 588, 644, 966, 1127, 1543, 1932, 2254, 3086, 3381, 4508, 4629, 6172, 6762, 9258, 10801, 13524, 18516, 21602, 32403, 35489, 43204, 64806, 70978, 75607, 106467, 129612, 141956, 151214, 212934, 226821, 248423, 302428, 425868, 453642, 496846, 745269, 907284, 993692, 1490538, 1738961, 2981076, 3477922, 5216883, 6955844, 10433766, 20867532]

約数ペア:

[(1, 20867532), (2, 10433766), (3, 6955844), (4, 5216883), (6, 3477922), (7, 2981076), (12, 1738961), (14, 1490538), (21, 993692), (23, 907284), (28, 745269), (42, 496846), (46, 453642), (49, 425868), (69, 302428), (84, 248423), (92, 226821), (98, 212934), (138, 151214), (147, 141956), (161, 129612), (196, 106467), (276, 75607), (294, 70978), (322, 64806), (483, 43204), (588, 35489), (644, 32403), (966, 21602), (1127, 18516), (1543, 13524), (1932, 10801), (2254, 9258), (3086, 6762), (3381, 6172), (4508, 4629)]