20538892802

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{13109}}^1\times {\mathrm{41231}}^1$

素因数の和:54361

約数の個数: 16

約数和(自身を含む): 32433091200

約数和(自身を除く): 11894198398

約数列:

[1, 2, 19, 38, 13109, 26218, 41231, 82462, 249071, 498142, 783389, 1566778, 540497179, 1080994358, 10269446401, 20538892802]

約数ペア:

[(1, 20538892802), (2, 10269446401), (19, 1080994358), (38, 540497179), (13109, 1566778), (26218, 783389), (41231, 498142), (82462, 249071)]