19008856

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:208

約数の個数: 64

約数和(自身を含む): 40435200

約数和(自身を除く): 21426344

約数列:

[1, 2, 4, 8, 17, 23, 34, 46, 59, 68, 92, 103, 118, 136, 184, 206, 236, 391, 412, 472, 782, 824, 1003, 1357, 1564, 1751, 2006, 2369, 2714, 3128, 3502, 4012, 4738, 5428, 6077, 7004, 8024, 9476, 10856, 12154, 14008, 18952, 23069, 24308, 40273, 46138, 48616, 80546, 92276, 103309, 139771, 161092, 184552, 206618, 279542, 322184, 413236, 559084, 826472, 1118168, 2376107, 4752214, 9504428, 19008856]

約数ペア:

[(1, 19008856), (2, 9504428), (4, 4752214), (8, 2376107), (17, 1118168), (23, 826472), (34, 559084), (46, 413236), (59, 322184), (68, 279542), (92, 206618), (103, 184552), (118, 161092), (136, 139771), (184, 103309), (206, 92276), (236, 80546), (391, 48616), (412, 46138), (472, 40273), (782, 24308), (824, 23069), (1003, 18952), (1357, 14008), (1564, 12154), (1751, 10856), (2006, 9476), (2369, 8024), (2714, 7004), (3128, 6077), (3502, 5428), (4012, 4738)]