20173337872

素因数分解:

$2^4\times {\mathrm{461}}^1\times {\mathrm{1303}}^1\times {\mathrm{2099}}^1$

素因数の和:3871

約数の個数: 40

約数和(自身を含む): 39219364800

約数和(自身を除く): 19046026928

約数列:

[1, 2, 4, 8, 16, 461, 922, 1303, 1844, 2099, 2606, 3688, 4198, 5212, 7376, 8396, 10424, 16792, 20848, 33584, 600683, 967639, 1201366, 1935278, 2402732, 2734997, 3870556, 4805464, 5469994, 7741112, 9610928, 10939988, 15482224, 21879976, 43759952, 1260833617, 2521667234, 5043334468, 10086668936, 20173337872]

約数ペア:

[(1, 20173337872), (2, 10086668936), (4, 5043334468), (8, 2521667234), (16, 1260833617), (461, 43759952), (922, 21879976), (1303, 15482224), (1844, 10939988), (2099, 9610928), (2606, 7741112), (3688, 5469994), (4198, 4805464), (5212, 3870556), (7376, 2734997), (8396, 2402732), (10424, 1935278), (16792, 1201366), (20848, 967639), (33584, 600683)]