18770907

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1$

素因数の和:299

約数の個数: 32

約数和(自身を含む): 27869184

約数和(自身を除く): 9098277

約数列:

[1, 3, 17, 41, 47, 51, 123, 141, 191, 573, 697, 799, 1927, 2091, 2397, 3247, 5781, 7831, 8977, 9741, 23493, 26931, 32759, 98277, 133127, 152609, 368057, 399381, 457827, 1104171, 6256969, 18770907]

約数ペア:

[(1, 18770907), (3, 6256969), (17, 1104171), (41, 457827), (47, 399381), (51, 368057), (123, 152609), (141, 133127), (191, 98277), (573, 32759), (697, 26931), (799, 23493), (1927, 9741), (2091, 8977), (2397, 7831), (3247, 5781)]