17384420

素因数分解:

$2^2\times 5^1\times {\mathrm{659}}^1\times {\mathrm{1319}}^1$

素因数の和:1987

約数の個数: 24

約数和(自身を含む): 36590400

約数和(自身を除く): 19205980

約数列:

[1, 2, 4, 5, 10, 20, 659, 1318, 1319, 2636, 2638, 3295, 5276, 6590, 6595, 13180, 13190, 26380, 869221, 1738442, 3476884, 4346105, 8692210, 17384420]

約数ペア:

[(1, 17384420), (2, 8692210), (4, 4346105), (5, 3476884), (10, 1738442), (20, 869221), (659, 26380), (1318, 13190), (1319, 13180), (2636, 6595), (2638, 6590), (3295, 5276)]