18808328

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1607}}^1$

素因数の和:1650

約数の個数: 64

約数和(自身を含む): 46310400

約数和(自身を除く): 27502072

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 38, 44, 56, 76, 77, 88, 133, 152, 154, 209, 266, 308, 418, 532, 616, 836, 1064, 1463, 1607, 1672, 2926, 3214, 5852, 6428, 11249, 11704, 12856, 17677, 22498, 30533, 35354, 44996, 61066, 70708, 89992, 122132, 123739, 141416, 213731, 244264, 247478, 335863, 427462, 494956, 671726, 854924, 989912, 1343452, 1709848, 2351041, 2686904, 4702082, 9404164, 18808328]

約数ペア:

[(1, 18808328), (2, 9404164), (4, 4702082), (7, 2686904), (8, 2351041), (11, 1709848), (14, 1343452), (19, 989912), (22, 854924), (28, 671726), (38, 494956), (44, 427462), (56, 335863), (76, 247478), (77, 244264), (88, 213731), (133, 141416), (152, 123739), (154, 122132), (209, 89992), (266, 70708), (308, 61066), (418, 44996), (532, 35354), (616, 30533), (836, 22498), (1064, 17677), (1463, 12856), (1607, 11704), (1672, 11249), (2926, 6428), (3214, 5852)]