19710756

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:266

約数の個数: 96

約数和(自身を含む): 55977600

約数和(自身を除く): 36266844

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 101, 108, 117, 139, 156, 202, 234, 278, 303, 351, 404, 417, 468, 556, 606, 702, 834, 909, 1212, 1251, 1313, 1404, 1668, 1807, 1818, 2502, 2626, 2727, 3614, 3636, 3753, 3939, 5004, 5252, 5421, 5454, 7228, 7506, 7878, 10842, 10908, 11817, 14039, 15012, 15756, 16263, 21684, 23634, 28078, 32526, 35451, 42117, 47268, 48789, 56156, 65052, 70902, 84234, 97578, 126351, 141804, 168468, 182507, 195156, 252702, 365014, 379053, 505404, 547521, 730028, 758106, 1095042, 1516212, 1642563, 2190084, 3285126, 4927689, 6570252, 9855378, 19710756]

約数ペア:

[(1, 19710756), (2, 9855378), (3, 6570252), (4, 4927689), (6, 3285126), (9, 2190084), (12, 1642563), (13, 1516212), (18, 1095042), (26, 758106), (27, 730028), (36, 547521), (39, 505404), (52, 379053), (54, 365014), (78, 252702), (101, 195156), (108, 182507), (117, 168468), (139, 141804), (156, 126351), (202, 97578), (234, 84234), (278, 70902), (303, 65052), (351, 56156), (404, 48789), (417, 47268), (468, 42117), (556, 35451), (606, 32526), (702, 28078), (834, 23634), (909, 21684), (1212, 16263), (1251, 15756), (1313, 15012), (1404, 14039), (1668, 11817), (1807, 10908), (1818, 10842), (2502, 7878), (2626, 7506), (2727, 7228), (3614, 5454), (3636, 5421), (3753, 5252), (3939, 5004)]