455247448

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{20101}}^1$

素因数の和:20275

約数の個数: 32

約数和(自身を含む): 904590000

約数和(自身を除く): 449342552

約数列:

[1, 2, 4, 8, 19, 38, 76, 149, 152, 298, 596, 1192, 2831, 5662, 11324, 20101, 22648, 40202, 80404, 160808, 381919, 763838, 1527676, 2995049, 3055352, 5990098, 11980196, 23960392, 56905931, 113811862, 227623724, 455247448]

約数ペア:

[(1, 455247448), (2, 227623724), (4, 113811862), (8, 56905931), (19, 23960392), (38, 11980196), (76, 5990098), (149, 3055352), (152, 2995049), (298, 1527676), (596, 763838), (1192, 381919), (2831, 160808), (5662, 80404), (11324, 40202), (20101, 22648)]