197884016

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{2749}}^1$

素因数の和:3177

約数の個数: 40

約数和(自身を含む): 419430000

約数和(自身を除く): 221545984

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 409, 818, 1636, 2749, 3272, 4499, 5498, 6544, 8998, 10996, 17996, 21992, 30239, 35992, 43984, 60478, 71984, 120956, 241912, 483824, 1124341, 2248682, 4497364, 8994728, 12367751, 17989456, 24735502, 49471004, 98942008, 197884016]

約数ペア:

[(1, 197884016), (2, 98942008), (4, 49471004), (8, 24735502), (11, 17989456), (16, 12367751), (22, 8994728), (44, 4497364), (88, 2248682), (176, 1124341), (409, 483824), (818, 241912), (1636, 120956), (2749, 71984), (3272, 60478), (4499, 43984), (5498, 35992), (6544, 30239), (8998, 21992), (10996, 17996)]