20855528083

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1\times {\mathrm{3169}}^1$

素因数の和:3479

約数の個数: 32

約数和(自身を含む): 23487316160

約数和(自身を除く): 2631788077

約数列:

[1, 13, 43, 61, 193, 559, 793, 2509, 2623, 3169, 8299, 11773, 34099, 41197, 107887, 136267, 153049, 193309, 506239, 611617, 1771471, 2513017, 6581107, 7951021, 8312287, 26299531, 37308637, 108059731, 341893903, 485012281, 1604271391, 20855528083]

約数ペア:

[(1, 20855528083), (13, 1604271391), (43, 485012281), (61, 341893903), (193, 108059731), (559, 37308637), (793, 26299531), (2509, 8312287), (2623, 7951021), (3169, 6581107), (8299, 2513017), (11773, 1771471), (34099, 611617), (41197, 506239), (107887, 193309), (136267, 153049)]