20512667714

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{467}}^1\times {\mathrm{12401}}^1$

素因数の和:12911

約数の個数: 64

約数和(自身を含む): 40118188032

約数和(自身を除く): 19605520318

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 154, 161, 253, 322, 467, 506, 934, 1771, 3269, 3542, 5137, 6538, 10274, 10741, 12401, 21482, 24802, 35959, 71918, 75187, 86807, 118151, 136411, 150374, 173614, 236302, 272822, 285223, 570446, 827057, 954877, 1654114, 1909754, 1996561, 3137453, 3993122, 5791267, 6274906, 11582534, 21962171, 40538869, 43924342, 63703937, 81077738, 127407874, 133199141, 266398282, 445927559, 891855118, 932393987, 1465190551, 1864787974, 2930381102, 10256333857, 20512667714]

約数ペア:

[(1, 20512667714), (2, 10256333857), (7, 2930381102), (11, 1864787974), (14, 1465190551), (22, 932393987), (23, 891855118), (46, 445927559), (77, 266398282), (154, 133199141), (161, 127407874), (253, 81077738), (322, 63703937), (467, 43924342), (506, 40538869), (934, 21962171), (1771, 11582534), (3269, 6274906), (3542, 5791267), (5137, 3993122), (6538, 3137453), (10274, 1996561), (10741, 1909754), (12401, 1654114), (21482, 954877), (24802, 827057), (35959, 570446), (71918, 285223), (75187, 272822), (86807, 236302), (118151, 173614), (136411, 150374)]