20139728830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3433}}^1\times {\mathrm{45127}}^1$

素因数の和:48580

約数の個数: 32

約数和(自身を含む): 39052327104

約数和(自身を除く): 18912598274

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 3433, 6866, 17165, 34330, 44629, 45127, 89258, 90254, 223145, 225635, 446290, 451270, 586651, 1173302, 2933255, 5866510, 154920991, 309841982, 774604955, 1549209910, 2013972883, 4027945766, 10069864415, 20139728830]

約数ペア:

[(1, 20139728830), (2, 10069864415), (5, 4027945766), (10, 2013972883), (13, 1549209910), (26, 774604955), (65, 309841982), (130, 154920991), (3433, 5866510), (6866, 2933255), (17165, 1173302), (34330, 586651), (44629, 451270), (45127, 446290), (89258, 225635), (90254, 223145)]