18031790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{1489}}^1$

素因数の和:1676

約数の個数: 32

約数和(自身を含む): 37333440

約数和(自身を除く): 19301650

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 173, 346, 865, 1211, 1489, 1730, 2422, 2978, 6055, 7445, 10423, 12110, 14890, 20846, 52115, 104230, 257597, 515194, 1287985, 1803179, 2575970, 3606358, 9015895, 18031790]

約数ペア:

[(1, 18031790), (2, 9015895), (5, 3606358), (7, 2575970), (10, 1803179), (14, 1287985), (35, 515194), (70, 257597), (173, 104230), (346, 52115), (865, 20846), (1211, 14890), (1489, 12110), (1730, 10423), (2422, 7445), (2978, 6055)]