19971804

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{2083}}^1$

素因数の和:2154

約数の個数: 48

約数和(自身を含む): 50416128

約数和(自身を除く): 30444324

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 47, 51, 68, 94, 102, 141, 188, 204, 282, 564, 799, 1598, 2083, 2397, 3196, 4166, 4794, 6249, 8332, 9588, 12498, 24996, 35411, 70822, 97901, 106233, 141644, 195802, 212466, 293703, 391604, 424932, 587406, 1174812, 1664317, 3328634, 4992951, 6657268, 9985902, 19971804]

約数ペア:

[(1, 19971804), (2, 9985902), (3, 6657268), (4, 4992951), (6, 3328634), (12, 1664317), (17, 1174812), (34, 587406), (47, 424932), (51, 391604), (68, 293703), (94, 212466), (102, 195802), (141, 141644), (188, 106233), (204, 97901), (282, 70822), (564, 35411), (799, 24996), (1598, 12498), (2083, 9588), (2397, 8332), (3196, 6249), (4166, 4794)]