31987910

素因数分解:

$2^1\times 5^1\times {\mathrm{1597}}^1\times {\mathrm{2003}}^1$

素因数の和:3607

約数の個数: 16

約数和(自身を含む): 57643056

約数和(自身を除く): 25655146

約数列:

[1, 2, 5, 10, 1597, 2003, 3194, 4006, 7985, 10015, 15970, 20030, 3198791, 6397582, 15993955, 31987910]

約数ペア:

[(1, 31987910), (2, 15993955), (5, 6397582), (10, 3198791), (1597, 20030), (2003, 15970), (3194, 10015), (4006, 7985)]