20194108676

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{659}}^1\times {\mathrm{26693}}^1$

素因数の和:27404

約数の個数: 48

約数和(自身を含む): 41437630080

約数和(自身を除く): 21243521404

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 659, 1148, 1318, 2636, 4613, 9226, 18452, 26693, 27019, 53386, 54038, 106772, 108076, 186851, 189133, 373702, 378266, 747404, 756532, 1094413, 2188826, 4377652, 7660891, 15321782, 17590687, 30643564, 35181374, 70362748, 123134809, 246269618, 492539236, 721218167, 1442436334, 2884872668, 5048527169, 10097054338, 20194108676]

約数ペア:

[(1, 20194108676), (2, 10097054338), (4, 5048527169), (7, 2884872668), (14, 1442436334), (28, 721218167), (41, 492539236), (82, 246269618), (164, 123134809), (287, 70362748), (574, 35181374), (659, 30643564), (1148, 17590687), (1318, 15321782), (2636, 7660891), (4613, 4377652), (9226, 2188826), (18452, 1094413), (26693, 756532), (27019, 747404), (53386, 378266), (54038, 373702), (106772, 189133), (108076, 186851)]