20764536

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{66553}}^1$

素因数の和:66575

約数の個数: 32

約数和(自身を含む): 55905360

約数和(自身を除く): 35140824

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 66553, 133106, 199659, 266212, 399318, 532424, 798636, 865189, 1597272, 1730378, 2595567, 3460756, 5191134, 6921512, 10382268, 20764536]

約数ペア:

[(1, 20764536), (2, 10382268), (3, 6921512), (4, 5191134), (6, 3460756), (8, 2595567), (12, 1730378), (13, 1597272), (24, 865189), (26, 798636), (39, 532424), (52, 399318), (78, 266212), (104, 199659), (156, 133106), (312, 66553)]