20354268

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{569}}^1$

素因数の和:858

約数の個数: 48

約数和(自身を含む): 52093440

約数和(自身を除く): 31739172

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 271, 542, 569, 813, 1084, 1138, 1626, 1707, 2276, 2981, 3252, 3414, 5962, 6259, 6828, 8943, 11924, 12518, 17886, 18777, 25036, 35772, 37554, 75108, 154199, 308398, 462597, 616796, 925194, 1696189, 1850388, 3392378, 5088567, 6784756, 10177134, 20354268]

約数ペア:

[(1, 20354268), (2, 10177134), (3, 6784756), (4, 5088567), (6, 3392378), (11, 1850388), (12, 1696189), (22, 925194), (33, 616796), (44, 462597), (66, 308398), (132, 154199), (271, 75108), (542, 37554), (569, 35772), (813, 25036), (1084, 18777), (1138, 17886), (1626, 12518), (1707, 11924), (2276, 8943), (2981, 6828), (3252, 6259), (3414, 5962)]