30806638

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{9109}}^1$

素因数の和:9219

約数の個数: 16

約数和(自身を含む): 49194000

約数和(自身を除く): 18387362

約数列:

[1, 2, 19, 38, 89, 178, 1691, 3382, 9109, 18218, 173071, 346142, 810701, 1621402, 15403319, 30806638]

約数ペア:

[(1, 30806638), (2, 15403319), (19, 1621402), (38, 810701), (89, 346142), (178, 173071), (1691, 18218), (3382, 9109)]