17811972

素因数分解:

$2^2\times 3^2\times {\mathrm{79}}^1\times {\mathrm{6263}}^1$

素因数の和:6352

約数の個数: 36

約数和(自身を含む): 45601920

約数和(自身を除く): 27789948

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 79, 158, 237, 316, 474, 711, 948, 1422, 2844, 6263, 12526, 18789, 25052, 37578, 56367, 75156, 112734, 225468, 494777, 989554, 1484331, 1979108, 2968662, 4452993, 5937324, 8905986, 17811972]

約数ペア:

[(1, 17811972), (2, 8905986), (3, 5937324), (4, 4452993), (6, 2968662), (9, 1979108), (12, 1484331), (18, 989554), (36, 494777), (79, 225468), (158, 112734), (237, 75156), (316, 56367), (474, 37578), (711, 25052), (948, 18789), (1422, 12526), (2844, 6263)]