201911176

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{78139}}^1$

素因数の和:78181

約数の個数: 32

約数和(自身を含む): 421956000

約数和(自身を除く): 220044824

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 323, 646, 1292, 2584, 78139, 156278, 312556, 625112, 1328363, 1484641, 2656726, 2969282, 5313452, 5938564, 10626904, 11877128, 25238897, 50477794, 100955588, 201911176]

約数ペア:

[(1, 201911176), (2, 100955588), (4, 50477794), (8, 25238897), (17, 11877128), (19, 10626904), (34, 5938564), (38, 5313452), (68, 2969282), (76, 2656726), (136, 1484641), (152, 1328363), (323, 625112), (646, 312556), (1292, 156278), (2584, 78139)]