18936978

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{44453}}^1$

素因数の和:44529

約数の個数: 16

約数和(自身を含む): 38408256

約数和(自身を除く): 19471278

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 44453, 88906, 133359, 266718, 3156163, 6312326, 9468489, 18936978]

約数ペア:

[(1, 18936978), (2, 9468489), (3, 6312326), (6, 3156163), (71, 266718), (142, 133359), (213, 88906), (426, 44453)]