20941718

素因数分解:

$2^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{2203}}^1$

素因数の和:2316

約数の個数: 24

約数和(自身を含む): 36934632

約数和(自身を除く): 15992914

約数列:

[1, 2, 7, 14, 49, 97, 98, 194, 679, 1358, 2203, 4406, 4753, 9506, 15421, 30842, 107947, 213691, 215894, 427382, 1495837, 2991674, 10470859, 20941718]

約数ペア:

[(1, 20941718), (2, 10470859), (7, 2991674), (14, 1495837), (49, 427382), (97, 215894), (98, 213691), (194, 107947), (679, 30842), (1358, 15421), (2203, 9506), (4406, 4753)]