2005025844

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{204511}}^1$

素因数の和:204580

約数の個数: 48

約数和(自身を含む): 5039175680

約数和(自身を除く): 3034149836

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 43, 57, 76, 86, 114, 129, 172, 228, 258, 516, 817, 1634, 2451, 3268, 4902, 9804, 204511, 409022, 613533, 818044, 1227066, 2454132, 3885709, 7771418, 8793973, 11657127, 15542836, 17587946, 23314254, 26381919, 35175892, 46628508, 52763838, 105527676, 167085487, 334170974, 501256461, 668341948, 1002512922, 2005025844]

約数ペア:

[(1, 2005025844), (2, 1002512922), (3, 668341948), (4, 501256461), (6, 334170974), (12, 167085487), (19, 105527676), (38, 52763838), (43, 46628508), (57, 35175892), (76, 26381919), (86, 23314254), (114, 17587946), (129, 15542836), (172, 11657127), (228, 8793973), (258, 7771418), (516, 3885709), (817, 2454132), (1634, 1227066), (2451, 818044), (3268, 613533), (4902, 409022), (9804, 204511)]