18190788

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19687}}^1$

素因数の和:19712

約数の個数: 48

約数和(自身を含む): 52921344

約数和(自身を除く): 34730556

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 19687, 39374, 59061, 78748, 118122, 137809, 216557, 236244, 275618, 413427, 433114, 551236, 649671, 826854, 866228, 1299342, 1515899, 1653708, 2598684, 3031798, 4547697, 6063596, 9095394, 18190788]

約数ペア:

[(1, 18190788), (2, 9095394), (3, 6063596), (4, 4547697), (6, 3031798), (7, 2598684), (11, 1653708), (12, 1515899), (14, 1299342), (21, 866228), (22, 826854), (28, 649671), (33, 551236), (42, 433114), (44, 413427), (66, 275618), (77, 236244), (84, 216557), (132, 137809), (154, 118122), (231, 78748), (308, 59061), (462, 39374), (924, 19687)]