20751612

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{467}}^1$

素因数の和:527

約数の個数: 72

約数和(自身を含む): 57972096

約数和(自身を除く): 37220484

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 84, 92, 138, 161, 276, 322, 467, 483, 529, 644, 934, 966, 1058, 1401, 1587, 1868, 1932, 2116, 2802, 3174, 3269, 3703, 5604, 6348, 6538, 7406, 9807, 10741, 11109, 13076, 14812, 19614, 21482, 22218, 32223, 39228, 42964, 44436, 64446, 75187, 128892, 150374, 225561, 247043, 300748, 451122, 494086, 741129, 902244, 988172, 1482258, 1729301, 2964516, 3458602, 5187903, 6917204, 10375806, 20751612]

約数ペア:

[(1, 20751612), (2, 10375806), (3, 6917204), (4, 5187903), (6, 3458602), (7, 2964516), (12, 1729301), (14, 1482258), (21, 988172), (23, 902244), (28, 741129), (42, 494086), (46, 451122), (69, 300748), (84, 247043), (92, 225561), (138, 150374), (161, 128892), (276, 75187), (322, 64446), (467, 44436), (483, 42964), (529, 39228), (644, 32223), (934, 22218), (966, 21482), (1058, 19614), (1401, 14812), (1587, 13076), (1868, 11109), (1932, 10741), (2116, 9807), (2802, 7406), (3174, 6538), (3269, 6348), (3703, 5604)]