20126019819

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{52457}}^1$

素因数の和:52659

約数の個数: 32

約数和(自身を含む): 29007175680

約数和(自身を除く): 8881155861

約数列:

[1, 3, 19, 53, 57, 127, 159, 381, 1007, 2413, 3021, 6731, 7239, 20193, 52457, 127889, 157371, 383667, 996683, 2780221, 2990049, 6662039, 8340663, 19986117, 52824199, 126578741, 158472597, 353088067, 379736223, 1059264201, 6708673273, 20126019819]

約数ペア:

[(1, 20126019819), (3, 6708673273), (19, 1059264201), (53, 379736223), (57, 353088067), (127, 158472597), (159, 126578741), (381, 52824199), (1007, 19986117), (2413, 8340663), (3021, 6662039), (6731, 2990049), (7239, 2780221), (20193, 996683), (52457, 383667), (127889, 157371)]