20384118

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{929}}^1$

素因数の和:1013

約数の個数: 48

約数和(自身を含む): 47005920

約数和(自身を除く): 26621802

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 53, 69, 106, 138, 159, 207, 318, 414, 477, 929, 954, 1219, 1858, 2438, 2787, 3657, 5574, 7314, 8361, 10971, 16722, 21367, 21942, 42734, 49237, 64101, 98474, 128202, 147711, 192303, 295422, 384606, 443133, 886266, 1132451, 2264902, 3397353, 6794706, 10192059, 20384118]

約数ペア:

[(1, 20384118), (2, 10192059), (3, 6794706), (6, 3397353), (9, 2264902), (18, 1132451), (23, 886266), (46, 443133), (53, 384606), (69, 295422), (106, 192303), (138, 147711), (159, 128202), (207, 98474), (318, 64101), (414, 49237), (477, 42734), (929, 21942), (954, 21367), (1219, 16722), (1858, 10971), (2438, 8361), (2787, 7314), (3657, 5574)]