12290188

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 24192000

約数和(自身を除く): 11901812

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 79, 89, 92, 158, 178, 316, 356, 437, 874, 1501, 1691, 1748, 1817, 2047, 3002, 3382, 3634, 4094, 6004, 6764, 7031, 7268, 8188, 14062, 28124, 34523, 38893, 69046, 77786, 133589, 138092, 155572, 161713, 267178, 323426, 534356, 646852, 3072547, 6145094, 12290188]

約数ペア:

[(1, 12290188), (2, 6145094), (4, 3072547), (19, 646852), (23, 534356), (38, 323426), (46, 267178), (76, 161713), (79, 155572), (89, 138092), (92, 133589), (158, 77786), (178, 69046), (316, 38893), (356, 34523), (437, 28124), (874, 14062), (1501, 8188), (1691, 7268), (1748, 7031), (1817, 6764), (2047, 6004), (3002, 4094), (3382, 3634)]