20782974

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{523}}^1$

素因数の和:744

約数の個数: 32

約数和(自身を含む): 43009920

約数和(自身を除く): 22226946

約数列:

[1, 2, 3, 6, 37, 74, 111, 179, 222, 358, 523, 537, 1046, 1074, 1569, 3138, 6623, 13246, 19351, 19869, 38702, 39738, 58053, 93617, 116106, 187234, 280851, 561702, 3463829, 6927658, 10391487, 20782974]

約数ペア:

[(1, 20782974), (2, 10391487), (3, 6927658), (6, 3463829), (37, 561702), (74, 280851), (111, 187234), (179, 116106), (222, 93617), (358, 58053), (523, 39738), (537, 38702), (1046, 19869), (1074, 19351), (1569, 13246), (3138, 6623)]