18970580134

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{111509}}^1$

素因数の和:111589

約数の個数: 48

約数和(自身を含む): 33814292400

約数和(自身を除く): 14843712266

約数列:

[1, 2, 11, 19, 22, 37, 38, 74, 121, 209, 242, 407, 418, 703, 814, 1406, 2299, 4477, 4598, 7733, 8954, 15466, 85063, 111509, 170126, 223018, 1226599, 2118671, 2453198, 4125833, 4237342, 8251666, 13492589, 23305381, 26985178, 45384163, 46610762, 78390827, 90768326, 156781654, 256359191, 499225793, 512718382, 862299097, 998451586, 1724598194, 9485290067, 18970580134]

約数ペア:

[(1, 18970580134), (2, 9485290067), (11, 1724598194), (19, 998451586), (22, 862299097), (37, 512718382), (38, 499225793), (74, 256359191), (121, 156781654), (209, 90768326), (242, 78390827), (407, 46610762), (418, 45384163), (703, 26985178), (814, 23305381), (1406, 13492589), (2299, 8251666), (4477, 4237342), (4598, 4125833), (7733, 2453198), (8954, 2118671), (15466, 1226599), (85063, 223018), (111509, 170126)]