8641747184

素因数分解:

$2^4\times 7^1\times {\mathrm{77158457}}^1$

素因数の和:77158472

約数の個数: 20

約数和(自身を含む): 19135297584

約数和(自身を除く): 10493550400

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 77158457, 154316914, 308633828, 540109199, 617267656, 1080218398, 1234535312, 2160436796, 4320873592, 8641747184]

約数ペア:

[(1, 8641747184), (2, 4320873592), (4, 2160436796), (7, 1234535312), (8, 1080218398), (14, 617267656), (16, 540109199), (28, 308633828), (56, 154316914), (112, 77158457)]