17907447620

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1277}}^1\times {\mathrm{3323}}^1$

素因数の和:4820

約数の個数: 48

約数和(自身を含む): 37824833088

約数和(自身を除く): 19917385468

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 1277, 2110, 2554, 3323, 4220, 5108, 6385, 6646, 12770, 13292, 16615, 25540, 33230, 66460, 269447, 538894, 701153, 1077788, 1347235, 1402306, 2694470, 2804612, 3505765, 4243471, 5388940, 7011530, 8486942, 14023060, 16973884, 21217355, 42434710, 84869420, 895372381, 1790744762, 3581489524, 4476861905, 8953723810, 17907447620]

約数ペア:

[(1, 17907447620), (2, 8953723810), (4, 4476861905), (5, 3581489524), (10, 1790744762), (20, 895372381), (211, 84869420), (422, 42434710), (844, 21217355), (1055, 16973884), (1277, 14023060), (2110, 8486942), (2554, 7011530), (3323, 5388940), (4220, 4243471), (5108, 3505765), (6385, 2804612), (6646, 2694470), (12770, 1402306), (13292, 1347235), (16615, 1077788), (25540, 701153), (33230, 538894), (66460, 269447)]