19509280994

素因数分解:

$2^1\times 7^1\times {\mathrm{137117}}^1\times {\mathrm{10163}}^1$

素因数の和:147289

約数の個数: 16

約数和(自身を含む): 33448016448

約数和(自身を除く): 13938735454

約数列:

[1, 2, 7, 14, 10163, 20326, 71141, 137117, 142282, 274234, 959819, 1919638, 1393520071, 2787040142, 9754640497, 19509280994]

約数ペア:

[(1, 19509280994), (2, 9754640497), (7, 2787040142), (14, 1393520071), (10163, 1919638), (20326, 959819), (71141, 274234), (137117, 142282)]