20609484

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2293}}^1$

素因数の和:2414

約数の個数: 48

約数和(自身を含む): 55496448

約数和(自身を除く): 34886964

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 107, 214, 321, 428, 642, 749, 1284, 1498, 2247, 2293, 2996, 4494, 4586, 6879, 8988, 9172, 13758, 16051, 27516, 32102, 48153, 64204, 96306, 192612, 245351, 490702, 736053, 981404, 1472106, 1717457, 2944212, 3434914, 5152371, 6869828, 10304742, 20609484]

約数ペア:

[(1, 20609484), (2, 10304742), (3, 6869828), (4, 5152371), (6, 3434914), (7, 2944212), (12, 1717457), (14, 1472106), (21, 981404), (28, 736053), (42, 490702), (84, 245351), (107, 192612), (214, 96306), (321, 64204), (428, 48153), (642, 32102), (749, 27516), (1284, 16051), (1498, 13758), (2247, 9172), (2293, 8988), (2996, 6879), (4494, 4586)]