18904278

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1193}}^1$

素因数の和:1356

約数の個数: 32

約数和(自身を含む): 40118400

約数和(自身を除く): 21214122

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 139, 278, 417, 834, 1193, 2386, 2641, 3579, 5282, 7158, 7923, 15846, 22667, 45334, 68001, 136002, 165827, 331654, 497481, 994962, 3150713, 6301426, 9452139, 18904278]

約数ペア:

[(1, 18904278), (2, 9452139), (3, 6301426), (6, 3150713), (19, 994962), (38, 497481), (57, 331654), (114, 165827), (139, 136002), (278, 68001), (417, 45334), (834, 22667), (1193, 15846), (2386, 7923), (2641, 7158), (3579, 5282)]