16891880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{24841}}^1$

素因数の和:24869

約数の個数: 32

約数和(自身を含む): 40244040

約数和(自身を除く): 23352160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 24841, 49682, 99364, 124205, 198728, 248410, 422297, 496820, 844594, 993640, 1689188, 2111485, 3378376, 4222970, 8445940, 16891880]

約数ペア:

[(1, 16891880), (2, 8445940), (4, 4222970), (5, 3378376), (8, 2111485), (10, 1689188), (17, 993640), (20, 844594), (34, 496820), (40, 422297), (68, 248410), (85, 198728), (136, 124205), (170, 99364), (340, 49682), (680, 24841)]