47131894

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{20333}}^1$

素因数の和:20415

約数の個数: 16

約数和(自身を含む): 75642480

約数和(自身を除く): 28510586

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 20333, 40666, 386327, 772654, 1240313, 2480626, 23565947, 47131894]

約数ペア:

[(1, 47131894), (2, 23565947), (19, 2480626), (38, 1240313), (61, 772654), (122, 386327), (1159, 40666), (2318, 20333)]