16311940

素因数分解:

$2^2\times 5^1\times {\mathrm{653}}^1\times {\mathrm{1249}}^1$

素因数の和:1911

約数の個数: 24

約数和(自身を含む): 34335000

約数和(自身を除く): 18023060

約数列:

[1, 2, 4, 5, 10, 20, 653, 1249, 1306, 2498, 2612, 3265, 4996, 6245, 6530, 12490, 13060, 24980, 815597, 1631194, 3262388, 4077985, 8155970, 16311940]

約数ペア:

[(1, 16311940), (2, 8155970), (4, 4077985), (5, 3262388), (10, 1631194), (20, 815597), (653, 24980), (1249, 13060), (1306, 12490), (2498, 6530), (2612, 6245), (3265, 4996)]