20856880018

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{8039}}^1\times {\mathrm{99787}}^1$

素因数の和:107841

約数の個数: 16

約数和(自身を含む): 33696411840

約数和(自身を除く): 12839531822

約数列:

[1, 2, 13, 26, 8039, 16078, 99787, 104507, 199574, 209014, 1297231, 2594462, 802187693, 1604375386, 10428440009, 20856880018]

約数ペア:

[(1, 20856880018), (2, 10428440009), (13, 1604375386), (26, 802187693), (8039, 2594462), (16078, 1297231), (99787, 209014), (104507, 199574)]