20412042

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{25579}}^1$

素因数の和:25610

約数の個数: 32

約数和(自身を含む): 49113600

約数和(自身を除く): 28701558

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 25579, 51158, 76737, 153474, 179053, 358106, 486001, 537159, 972002, 1074318, 1458003, 2916006, 3402007, 6804014, 10206021, 20412042]

約数ペア:

[(1, 20412042), (2, 10206021), (3, 6804014), (6, 3402007), (7, 2916006), (14, 1458003), (19, 1074318), (21, 972002), (38, 537159), (42, 486001), (57, 358106), (114, 179053), (133, 153474), (266, 76737), (399, 51158), (798, 25579)]