20655792

素因数分解:

$2^4\times 3^2\times {\mathrm{143443}}^1$

素因数の和:143457

約数の個数: 30

約数和(自身を含む): 57807932

約数和(自身を除く): 37152140

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 143443, 286886, 430329, 573772, 860658, 1147544, 1290987, 1721316, 2295088, 2581974, 3442632, 5163948, 6885264, 10327896, 20655792]

約数ペア:

[(1, 20655792), (2, 10327896), (3, 6885264), (4, 5163948), (6, 3442632), (8, 2581974), (9, 2295088), (12, 1721316), (16, 1290987), (18, 1147544), (24, 860658), (36, 573772), (48, 430329), (72, 286886), (144, 143443)]