19020892

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{431}}^1$

素因数の和:522

約数の個数: 48

約数和(自身を含む): 39191040

約数和(自身を除く): 20170148

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 59, 68, 118, 187, 236, 374, 431, 649, 748, 862, 1003, 1298, 1724, 2006, 2596, 4012, 4741, 7327, 9482, 11033, 14654, 18964, 22066, 25429, 29308, 44132, 50858, 80597, 101716, 161194, 279719, 322388, 432293, 559438, 864586, 1118876, 1729172, 4755223, 9510446, 19020892]

約数ペア:

[(1, 19020892), (2, 9510446), (4, 4755223), (11, 1729172), (17, 1118876), (22, 864586), (34, 559438), (44, 432293), (59, 322388), (68, 279719), (118, 161194), (187, 101716), (236, 80597), (374, 50858), (431, 44132), (649, 29308), (748, 25429), (862, 22066), (1003, 18964), (1298, 14654), (1724, 11033), (2006, 9482), (2596, 7327), (4012, 4741)]