19049968

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{4597}}^1$

素因数の和:4649

約数の個数: 40

約数和(自身を含む): 43331552

約数和(自身を除く): 24281584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 74, 112, 148, 259, 296, 518, 592, 1036, 2072, 4144, 4597, 9194, 18388, 32179, 36776, 64358, 73552, 128716, 170089, 257432, 340178, 514864, 680356, 1190623, 1360712, 2381246, 2721424, 4762492, 9524984, 19049968]

約数ペア:

[(1, 19049968), (2, 9524984), (4, 4762492), (7, 2721424), (8, 2381246), (14, 1360712), (16, 1190623), (28, 680356), (37, 514864), (56, 340178), (74, 257432), (112, 170089), (148, 128716), (259, 73552), (296, 64358), (518, 36776), (592, 32179), (1036, 18388), (2072, 9194), (4144, 4597)]