20832516

素因数分解:

$2^2\times 3^2\times {\mathrm{109}}^1\times {\mathrm{5309}}^1$

素因数の和:5428

約数の個数: 36

約数和(自身を含む): 53153100

約数和(自身を除く): 32320584

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 109, 218, 327, 436, 654, 981, 1308, 1962, 3924, 5309, 10618, 15927, 21236, 31854, 47781, 63708, 95562, 191124, 578681, 1157362, 1736043, 2314724, 3472086, 5208129, 6944172, 10416258, 20832516]

約数ペア:

[(1, 20832516), (2, 10416258), (3, 6944172), (4, 5208129), (6, 3472086), (9, 2314724), (12, 1736043), (18, 1157362), (36, 578681), (109, 191124), (218, 95562), (327, 63708), (436, 47781), (654, 31854), (981, 21236), (1308, 15927), (1962, 10618), (3924, 5309)]