20628102

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:273

約数の個数: 64

約数和(自身を含む): 47775744

約数和(自身を除く): 27147642

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 107, 127, 138, 214, 253, 254, 321, 381, 506, 642, 759, 762, 1177, 1397, 1518, 2354, 2461, 2794, 2921, 3531, 4191, 4922, 5842, 7062, 7383, 8382, 8763, 13589, 14766, 17526, 27071, 27178, 32131, 40767, 54142, 64262, 81213, 81534, 96393, 149479, 162426, 192786, 298958, 312547, 448437, 625094, 896874, 937641, 1875282, 3438017, 6876034, 10314051, 20628102]

約数ペア:

[(1, 20628102), (2, 10314051), (3, 6876034), (6, 3438017), (11, 1875282), (22, 937641), (23, 896874), (33, 625094), (46, 448437), (66, 312547), (69, 298958), (107, 192786), (127, 162426), (138, 149479), (214, 96393), (253, 81534), (254, 81213), (321, 64262), (381, 54142), (506, 40767), (642, 32131), (759, 27178), (762, 27071), (1177, 17526), (1397, 14766), (1518, 13589), (2354, 8763), (2461, 8382), (2794, 7383), (2921, 7062), (3531, 5842), (4191, 4922)]