18708607370

素因数分解:

$2^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{907}}^1\times {\mathrm{4201}}^1$

素因数の和:5606

約数の個数: 32

約数和(自身を含む): 33789324096

約数和(自身を除く): 15080716726

約数列:

[1, 2, 5, 10, 491, 907, 982, 1814, 2455, 4201, 4535, 4910, 8402, 9070, 21005, 42010, 445337, 890674, 2062691, 2226685, 3810307, 4125382, 4453370, 7620614, 10313455, 19051535, 20626910, 38103070, 1870860737, 3741721474, 9354303685, 18708607370]

約数ペア:

[(1, 18708607370), (2, 9354303685), (5, 3741721474), (10, 1870860737), (491, 38103070), (907, 20626910), (982, 19051535), (1814, 10313455), (2455, 7620614), (4201, 4453370), (4535, 4125382), (4910, 3810307), (8402, 2226685), (9070, 2062691), (21005, 890674), (42010, 445337)]