1947556

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:140

約数の個数: 36

約数和(自身を含む): 3832752

約数和(自身を除く): 1885196

約数列:

[1, 2, 4, 13, 26, 43, 52, 67, 86, 134, 169, 172, 268, 338, 559, 676, 871, 1118, 1742, 2236, 2881, 3484, 5762, 7267, 11323, 11524, 14534, 22646, 29068, 37453, 45292, 74906, 149812, 486889, 973778, 1947556]

約数ペア:

[(1, 1947556), (2, 973778), (4, 486889), (13, 149812), (26, 74906), (43, 45292), (52, 37453), (67, 29068), (86, 22646), (134, 14534), (169, 11524), (172, 11323), (268, 7267), (338, 5762), (559, 3484), (676, 2881), (871, 2236), (1118, 1742)]